740081280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:243

約数の個数: 256

約数和(自身を含む): 2458771200

約数和(自身を除く): 1718689920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 71, 80, 89, 96, 120, 122, 128, 142, 160, 178, 183, 192, 213, 240, 244, 267, 284, 305, 320, 355, 356, 366, 384, 426, 445, 480, 488, 534, 568, 610, 640, 710, 712, 732, 852, 890, 915, 960, 976, 1065, 1068, 1136, 1220, 1335, 1420, 1424, 1464, 1704, 1780, 1830, 1920, 1952, 2130, 2136, 2272, 2440, 2670, 2840, 2848, 2928, 3408, 3560, 3660, 3904, 4260, 4272, 4331, 4544, 4880, 5340, 5429, 5680, 5696, 5856, 6319, 6816, 7120, 7320, 7808, 8520, 8544, 8662, 9088, 9760, 10680, 10858, 11360, 11392, 11712, 12638, 12993, 13632, 14240, 14640, 16287, 17040, 17088, 17324, 18957, 19520, 21360, 21655, 21716, 22720, 23424, 25276, 25986, 27145, 27264, 28480, 29280, 31595, 32574, 34080, 34176, 34648, 37914, 39040, 42720, 43310, 43432, 45440, 50552, 51972, 54290, 56960, 58560, 63190, 64965, 65148, 68160, 69296, 75828, 81435, 85440, 86620, 86864, 94785, 101104, 103944, 108580, 117120, 126380, 129930, 130296, 136320, 138592, 151656, 162870, 170880, 173240, 173728, 189570, 202208, 207888, 217160, 252760, 259860, 260592, 277184, 303312, 325740, 346480, 347456, 379140, 385459, 404416, 415776, 434320, 505520, 519720, 521184, 554368, 606624, 651480, 692960, 694912, 758280, 770918, 808832, 831552, 868640, 1011040, 1039440, 1042368, 1156377, 1213248, 1302960, 1385920, 1516560, 1541836, 1663104, 1737280, 1927295, 2022080, 2078880, 2084736, 2312754, 2426496, 2605920, 2771840, 3033120, 3083672, 3474560, 3854590, 4044160, 4157760, 4625508, 5211840, 5781885, 6066240, 6167344, 7709180, 8315520, 9251016, 10423680, 11563770, 12132480, 12334688, 15418360, 18502032, 23127540, 24669376, 30836720, 37004064, 46255080, 49338752, 61673440, 74008128, 92510160, 123346880, 148016256, 185020320, 246693760, 370040640, 740081280]

約数ペア:

[(1, 740081280), (2, 370040640), (3, 246693760), (4, 185020320), (5, 148016256), (6, 123346880), (8, 92510160), (10, 74008128), (12, 61673440), (15, 49338752), (16, 46255080), (20, 37004064), (24, 30836720), (30, 24669376), (32, 23127540), (40, 18502032), (48, 15418360), (60, 12334688), (61, 12132480), (64, 11563770), (71, 10423680), (80, 9251016), (89, 8315520), (96, 7709180), (120, 6167344), (122, 6066240), (128, 5781885), (142, 5211840), (160, 4625508), (178, 4157760), (183, 4044160), (192, 3854590), (213, 3474560), (240, 3083672), (244, 3033120), (267, 2771840), (284, 2605920), (305, 2426496), (320, 2312754), (355, 2084736), (356, 2078880), (366, 2022080), (384, 1927295), (426, 1737280), (445, 1663104), (480, 1541836), (488, 1516560), (534, 1385920), (568, 1302960), (610, 1213248), (640, 1156377), (710, 1042368), (712, 1039440), (732, 1011040), (852, 868640), (890, 831552), (915, 808832), (960, 770918), (976, 758280), (1065, 694912), (1068, 692960), (1136, 651480), (1220, 606624), (1335, 554368), (1420, 521184), (1424, 519720), (1464, 505520), (1704, 434320), (1780, 415776), (1830, 404416), (1920, 385459), (1952, 379140), (2130, 347456), (2136, 346480), (2272, 325740), (2440, 303312), (2670, 277184), (2840, 260592), (2848, 259860), (2928, 252760), (3408, 217160), (3560, 207888), (3660, 202208), (3904, 189570), (4260, 173728), (4272, 173240), (4331, 170880), (4544, 162870), (4880, 151656), (5340, 138592), (5429, 136320), (5680, 130296), (5696, 129930), (5856, 126380), (6319, 117120), (6816, 108580), (7120, 103944), (7320, 101104), (7808, 94785), (8520, 86864), (8544, 86620), (8662, 85440), (9088, 81435), (9760, 75828), (10680, 69296), (10858, 68160), (11360, 65148), (11392, 64965), (11712, 63190), (12638, 58560), (12993, 56960), (13632, 54290), (14240, 51972), (14640, 50552), (16287, 45440), (17040, 43432), (17088, 43310), (17324, 42720), (18957, 39040), (19520, 37914), (21360, 34648), (21655, 34176), (21716, 34080), (22720, 32574), (23424, 31595), (25276, 29280), (25986, 28480), (27145, 27264)]