128964960

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 288

約数和(自身を含む): 475517952

約数和(自身を除く): 346552992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 107, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 214, 216, 240, 243, 248, 270, 279, 288, 310, 321, 324, 360, 372, 405, 428, 432, 465, 480, 486, 496, 535, 540, 558, 620, 642, 648, 720, 744, 810, 837, 856, 864, 930, 963, 972, 992, 1070, 1080, 1116, 1215, 1240, 1284, 1296, 1395, 1440, 1488, 1605, 1620, 1674, 1712, 1860, 1926, 1944, 2140, 2160, 2232, 2430, 2480, 2511, 2568, 2592, 2790, 2889, 2976, 3210, 3240, 3317, 3348, 3424, 3720, 3852, 3888, 4185, 4280, 4320, 4464, 4815, 4860, 4960, 5022, 5136, 5580, 5778, 6420, 6480, 6634, 6696, 7440, 7533, 7704, 7776, 8370, 8560, 8667, 8928, 9630, 9720, 9951, 10044, 10272, 11160, 11556, 12555, 12840, 12960, 13268, 13392, 14445, 14880, 15066, 15408, 16585, 16740, 17120, 17334, 19260, 19440, 19902, 20088, 22320, 23112, 25110, 25680, 26001, 26536, 26784, 28890, 29853, 30132, 30816, 33170, 33480, 34668, 37665, 38520, 38880, 39804, 40176, 43335, 44640, 46224, 49755, 50220, 51360, 52002, 53072, 57780, 59706, 60264, 66340, 66960, 69336, 75330, 77040, 79608, 80352, 86670, 89559, 92448, 99510, 100440, 104004, 106144, 115560, 119412, 120528, 130005, 132680, 133920, 138672, 149265, 150660, 154080, 159216, 173340, 179118, 199020, 200880, 208008, 231120, 238824, 241056, 260010, 265360, 268677, 277344, 298530, 301320, 318432, 346680, 358236, 398040, 401760, 416016, 447795, 462240, 477648, 520020, 530720, 537354, 597060, 602640, 693360, 716472, 796080, 806031, 832032, 895590, 955296, 1040040, 1074708, 1194120, 1205280, 1343385, 1386720, 1432944, 1592160, 1612062, 1791180, 2080080, 2149416, 2388240, 2686770, 2865888, 3224124, 3582360, 4030155, 4160160, 4298832, 4776480, 5373540, 6448248, 7164720, 8060310, 8597664, 10747080, 12896496, 14329440, 16120620, 21494160, 25792992, 32241240, 42988320, 64482480, 128964960]

約数ペア:

[(1, 128964960), (2, 64482480), (3, 42988320), (4, 32241240), (5, 25792992), (6, 21494160), (8, 16120620), (9, 14329440), (10, 12896496), (12, 10747080), (15, 8597664), (16, 8060310), (18, 7164720), (20, 6448248), (24, 5373540), (27, 4776480), (30, 4298832), (31, 4160160), (32, 4030155), (36, 3582360), (40, 3224124), (45, 2865888), (48, 2686770), (54, 2388240), (60, 2149416), (62, 2080080), (72, 1791180), (80, 1612062), (81, 1592160), (90, 1432944), (93, 1386720), (96, 1343385), (107, 1205280), (108, 1194120), (120, 1074708), (124, 1040040), (135, 955296), (144, 895590), (155, 832032), (160, 806031), (162, 796080), (180, 716472), (186, 693360), (214, 602640), (216, 597060), (240, 537354), (243, 530720), (248, 520020), (270, 477648), (279, 462240), (288, 447795), (310, 416016), (321, 401760), (324, 398040), (360, 358236), (372, 346680), (405, 318432), (428, 301320), (432, 298530), (465, 277344), (480, 268677), (486, 265360), (496, 260010), (535, 241056), (540, 238824), (558, 231120), (620, 208008), (642, 200880), (648, 199020), (720, 179118), (744, 173340), (810, 159216), (837, 154080), (856, 150660), (864, 149265), (930, 138672), (963, 133920), (972, 132680), (992, 130005), (1070, 120528), (1080, 119412), (1116, 115560), (1215, 106144), (1240, 104004), (1284, 100440), (1296, 99510), (1395, 92448), (1440, 89559), (1488, 86670), (1605, 80352), (1620, 79608), (1674, 77040), (1712, 75330), (1860, 69336), (1926, 66960), (1944, 66340), (2140, 60264), (2160, 59706), (2232, 57780), (2430, 53072), (2480, 52002), (2511, 51360), (2568, 50220), (2592, 49755), (2790, 46224), (2889, 44640), (2976, 43335), (3210, 40176), (3240, 39804), (3317, 38880), (3348, 38520), (3424, 37665), (3720, 34668), (3852, 33480), (3888, 33170), (4185, 30816), (4280, 30132), (4320, 29853), (4464, 28890), (4815, 26784), (4860, 26536), (4960, 26001), (5022, 25680), (5136, 25110), (5580, 23112), (5778, 22320), (6420, 20088), (6480, 19902), (6634, 19440), (6696, 19260), (7440, 17334), (7533, 17120), (7704, 16740), (7776, 16585), (8370, 15408), (8560, 15066), (8667, 14880), (8928, 14445), (9630, 13392), (9720, 13268), (9951, 12960), (10044, 12840), (10272, 12555), (11160, 11556)]