261890935840

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{458621}}^1$

素因数の和:458762

約数の個数: 96

約数和(自身を含む): 640735292736

約数和(自身を除く): 378844356896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 83, 86, 160, 166, 172, 215, 332, 344, 415, 430, 664, 688, 830, 860, 1328, 1376, 1660, 1720, 2656, 3320, 3440, 3569, 6640, 6880, 7138, 13280, 14276, 17845, 28552, 35690, 57104, 71380, 114208, 142760, 285520, 458621, 571040, 917242, 1834484, 2293105, 3668968, 4586210, 7337936, 9172420, 14675872, 18344840, 19720703, 36689680, 38065543, 39441406, 73379360, 76131086, 78882812, 98603515, 152262172, 157765624, 190327715, 197207030, 304524344, 315531248, 380655430, 394414060, 609048688, 631062496, 761310860, 788828120, 1218097376, 1522621720, 1577656240, 1636818349, 3045243440, 3155312480, 3273636698, 6090486880, 6547273396, 8184091745, 13094546792, 16368183490, 26189093584, 32736366980, 52378187168, 65472733960, 130945467920, 261890935840]

約数ペア:

[(1, 261890935840), (2, 130945467920), (4, 65472733960), (5, 52378187168), (8, 32736366980), (10, 26189093584), (16, 16368183490), (20, 13094546792), (32, 8184091745), (40, 6547273396), (43, 6090486880), (80, 3273636698), (83, 3155312480), (86, 3045243440), (160, 1636818349), (166, 1577656240), (172, 1522621720), (215, 1218097376), (332, 788828120), (344, 761310860), (415, 631062496), (430, 609048688), (664, 394414060), (688, 380655430), (830, 315531248), (860, 304524344), (1328, 197207030), (1376, 190327715), (1660, 157765624), (1720, 152262172), (2656, 98603515), (3320, 78882812), (3440, 76131086), (3569, 73379360), (6640, 39441406), (6880, 38065543), (7138, 36689680), (13280, 19720703), (14276, 18344840), (17845, 14675872), (28552, 9172420), (35690, 7337936), (57104, 4586210), (71380, 3668968), (114208, 2293105), (142760, 1834484), (285520, 917242), (458621, 571040)]