About the Number

261383285280

261383285279 ← → 261383285281

2進数表記:11110011011011101010000110101000100000

漢数字表記:二千六百十三億八千三百二十八万五千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 13 1 × 31 1 × 41 1 × 32957 1

素因数の和:33060
約数の個数: 384
約数和(自身を含む): 937648244736
約数和(自身を除く): 676264959456

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 41, 48, 52, 60, 62, 65, 78, 80, 82, 93, 96, 104, 120, 123, 124, 130, 155, 156, 160, 164, 186, 195, 205, 208, 240, 246, 248, 260, 310, 312, 328, 372, 390, 403, 410, 416, 465, 480, 492, 496, 520, 533, 615, 620, 624, 656, 744, 780, 806, 820, 930, 984, 992, 1040, 1066, 1209, 1230, 1240, 1248, 1271, 1312, 1488, 1560, 1599, 1612, 1640, 1860, 1968, 2015, 2080, 2132, 2418, 2460, 2480, 2542, 2665, 2976, 3120, 3198, 3224, 3280, 3720, 3813, 3936, 4030, 4264, 4836, 4920, 4960, 5084, 5330, 6045, 6240, 6355, 6396, 6448, 6560, 7440, 7626, 7995, 8060, 8528, 9672, 9840, 10168, 10660, 12090, 12710, 12792, 12896, 14880, 15252, 15990, 16120, 16523, 17056, 19065, 19344, 19680, 20336, 21320, 24180, 25420, 25584, 30504, 31980, 32240, 32957, 33046, 38130, 38688, 40672, 42640, 48360, 49569, 50840, 51168, 61008, 63960, 64480, 65914, 66092, 76260, 82615, 85280, 96720, 98871, 99138, 101680, 122016, 127920, 131828, 132184, 152520, 164785, 165230, 193440, 197742, 198276, 203360, 247845, 255840, 263656, 264368, 305040, 329570, 330460, 395484, 396552, 428441, 494355, 495690, 527312, 528736, 610080, 659140, 660920, 790968, 793104, 856882, 988710, 991380, 1021667, 1054624, 1285323, 1318280, 1321840, 1351237, 1581936, 1586208, 1713764, 1977420, 1982760, 2043334, 2142205, 2570646, 2636560, 2643680, 2702474, 3065001, 3163872, 3427528, 3954840, 3965520, 4053711, 4086668, 4284410, 5108335, 5141292, 5273120, 5404948, 6130002, 6426615, 6756185, 6855056, 7909680, 7931040, 8107422, 8173336, 8568820, 10216670, 10282584, 10809896, 12260004, 12853230, 13281671, 13512370, 13710112, 15325005, 15819360, 16214844, 16346672, 17137640, 17566081, 20268555, 20433340, 20565168, 21619792, 24520008, 25706460, 26563342, 27024740, 30650010, 32429688, 32693344, 34275280, 35132162, 39845013, 40537110, 40866680, 41130336, 41888347, 43239584, 49040016, 51412920, 52698243, 53126684, 54049480, 61300020, 64859376, 66408355, 68550560, 70264324, 79690026, 81074220, 81733360, 83776694, 87830405, 98080032, 102825840, 105396486, 106253368, 108098960, 122600040, 125665041, 129718752, 132816710, 140528648, 159380052, 162148440, 163466720, 167553388, 175660810, 199225065, 205651680, 209441735, 210792972, 212506736, 216197920, 245200080, 251330082, 263491215, 265633420, 281057296, 318760104, 324296880, 335106776, 351321620, 398450130, 418883470, 421585944, 425013472, 490400160, 502660164, 526982430, 531266840, 544548511, 562114592, 628325205, 637520208, 648593760, 670213552, 702643240, 796900260, 837766940, 843171888, 1005320328, 1053964860, 1062533680, 1089097022, 1256650410, 1275040416, 1340427104, 1405286480, 1593800520, 1633645533, 1675533880, 1686343776, 2010640656, 2107929720, 2125067360, 2178194044, 2513300820, 2722742555, 2810572960, 3187601040, 3267291066, 3351067760, 4021281312, 4215859440, 4356388088, 5026601640, 5445485110, 6375202080, 6534582132, 6702135520, 8168227665, 8431718880, 8712776176, 10053203280, 10890970220, 13069164264, 16336455330, 17425552352, 20106406560, 21781940440, 26138328528, 32672910660, 43563880880, 52276657056, 65345821320, 87127761760, 130691642640, 261383285280]

約数ペア:
[(1, 261383285280), (2, 130691642640), (3, 87127761760), (4, 65345821320), (5, 52276657056), (6, 43563880880), (8, 32672910660), (10, 26138328528), (12, 21781940440), (13, 20106406560), (15, 17425552352), (16, 16336455330), (20, 13069164264), (24, 10890970220), (26, 10053203280), (30, 8712776176), (31, 8431718880), (32, 8168227665), (39, 6702135520), (40, 6534582132), (41, 6375202080), (48, 5445485110), (52, 5026601640), (60, 4356388088), (62, 4215859440), (65, 4021281312), (78, 3351067760), (80, 3267291066), (82, 3187601040), (93, 2810572960), (96, 2722742555), (104, 2513300820), (120, 2178194044), (123, 2125067360), (124, 2107929720), (130, 2010640656), (155, 1686343776), (156, 1675533880), (160, 1633645533), (164, 1593800520), (186, 1405286480), (195, 1340427104), (205, 1275040416), (208, 1256650410), (240, 1089097022), (246, 1062533680), (248, 1053964860), (260, 1005320328), (310, 843171888), (312, 837766940), (328, 796900260), (372, 702643240), (390, 670213552), (403, 648593760), (410, 637520208), (416, 628325205), (465, 562114592), (480, 544548511), (492, 531266840), (496, 526982430), (520, 502660164), (533, 490400160), (615, 425013472), (620, 421585944), (624, 418883470), (656, 398450130), (744, 351321620), (780, 335106776), (806, 324296880), (820, 318760104), (930, 281057296), (984, 265633420), (992, 263491215), (1040, 251330082), (1066, 245200080), (1209, 216197920), (1230, 212506736), (1240, 210792972), (1248, 209441735), (1271, 205651680), (1312, 199225065), (1488, 175660810), (1560, 167553388), (1599, 163466720), (1612, 162148440), (1640, 159380052), (1860, 140528648), (1968, 132816710), (2015, 129718752), (2080, 125665041), (2132, 122600040), (2418, 108098960), (2460, 106253368), (2480, 105396486), (2542, 102825840), (2665, 98080032), (2976, 87830405), (3120, 83776694), (3198, 81733360), (3224, 81074220), (3280, 79690026), (3720, 70264324), (3813, 68550560), (3936, 66408355), (4030, 64859376), (4264, 61300020), (4836, 54049480), (4920, 53126684), (4960, 52698243), (5084, 51412920), (5330, 49040016), (6045, 43239584), (6240, 41888347), (6355, 41130336), (6396, 40866680), (6448, 40537110), (6560, 39845013), (7440, 35132162), (7626, 34275280), (7995, 32693344), (8060, 32429688), (8528, 30650010), (9672, 27024740), (9840, 26563342), (10168, 25706460), (10660, 24520008), (12090, 21619792), (12710, 20565168), (12792, 20433340), (12896, 20268555), (14880, 17566081), (15252, 17137640), (15990, 16346672), (16120, 16214844), (16523, 15819360), (17056, 15325005), (19065, 13710112), (19344, 13512370), (19680, 13281671), (20336, 12853230), (21320, 12260004), (24180, 10809896), (25420, 10282584), (25584, 10216670), (30504, 8568820), (31980, 8173336), (32240, 8107422), (32957, 7931040), (33046, 7909680), (38130, 6855056), (38688, 6756185), (40672, 6426615), (42640, 6130002), (48360, 5404948), (49569, 5273120), (50840, 5141292), (51168, 5108335), (61008, 4284410), (63960, 4086668), (64480, 4053711), (65914, 3965520), (66092, 3954840), (76260, 3427528), (82615, 3163872), (85280, 3065001), (96720, 2702474), (98871, 2643680), (99138, 2636560), (101680, 2570646), (122016, 2142205), (127920, 2043334), (131828, 1982760), (132184, 1977420), (152520, 1713764), (164785, 1586208), (165230, 1581936), (193440, 1351237), (197742, 1321840), (198276, 1318280), (203360, 1285323), (247845, 1054624), (255840, 1021667), (263656, 991380), (264368, 988710), (305040, 856882), (329570, 793104), (330460, 790968), (395484, 660920), (396552, 659140), (428441, 610080), (494355, 528736), (495690, 527312)]

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