1212972960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81517}}^1$

素因数の和:81566

約数の個数: 96

約数和(自身を含む): 3944166912

約数和(自身を除く): 2731193952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 81517, 163034, 244551, 326068, 407585, 489102, 652136, 815170, 978204, 1222755, 1304272, 1630340, 1956408, 2445510, 2527027, 2608544, 3260680, 3912816, 4891020, 5054054, 6521360, 7581081, 7825632, 9782040, 10108108, 12635135, 13042720, 15162162, 19564080, 20216216, 25270270, 30324324, 37905405, 39128160, 40432432, 50540540, 60648648, 75810810, 80864864, 101081080, 121297296, 151621620, 202162160, 242594592, 303243240, 404324320, 606486480, 1212972960]

約数ペア:

[(1, 1212972960), (2, 606486480), (3, 404324320), (4, 303243240), (5, 242594592), (6, 202162160), (8, 151621620), (10, 121297296), (12, 101081080), (15, 80864864), (16, 75810810), (20, 60648648), (24, 50540540), (30, 40432432), (31, 39128160), (32, 37905405), (40, 30324324), (48, 25270270), (60, 20216216), (62, 19564080), (80, 15162162), (93, 13042720), (96, 12635135), (120, 10108108), (124, 9782040), (155, 7825632), (160, 7581081), (186, 6521360), (240, 5054054), (248, 4891020), (310, 3912816), (372, 3260680), (465, 2608544), (480, 2527027), (496, 2445510), (620, 1956408), (744, 1630340), (930, 1304272), (992, 1222755), (1240, 978204), (1488, 815170), (1860, 652136), (2480, 489102), (2976, 407585), (3720, 326068), (4960, 244551), (7440, 163034), (14880, 81517)]