156505860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:802

約数の個数: 144

約数和(自身を含む): 545965056

約数和(自身を除く): 389459196

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 223, 252, 315, 420, 446, 557, 630, 669, 892, 1114, 1115, 1260, 1338, 1561, 1671, 2007, 2228, 2230, 2676, 2785, 3122, 3342, 3345, 3899, 4014, 4460, 4683, 5013, 5570, 6244, 6684, 6690, 7798, 7805, 8028, 8355, 9366, 10026, 10035, 11140, 11697, 13380, 14049, 15596, 15610, 16710, 18732, 19495, 20052, 20070, 23394, 23415, 25065, 28098, 31220, 33420, 35091, 38990, 40140, 46788, 46830, 50130, 56196, 58485, 70182, 70245, 77980, 93660, 100260, 116970, 124211, 140364, 140490, 175455, 233940, 248422, 280980, 350910, 372633, 496844, 621055, 701820, 745266, 869477, 1117899, 1242110, 1490532, 1738954, 1863165, 2235798, 2484220, 2608431, 3477908, 3726330, 4347385, 4471596, 5216862, 5589495, 7452660, 7825293, 8694770, 10433724, 11178990, 13042155, 15650586, 17389540, 22357980, 26084310, 31301172, 39126465, 52168620, 78252930, 156505860]

約数ペア:

[(1, 156505860), (2, 78252930), (3, 52168620), (4, 39126465), (5, 31301172), (6, 26084310), (7, 22357980), (9, 17389540), (10, 15650586), (12, 13042155), (14, 11178990), (15, 10433724), (18, 8694770), (20, 7825293), (21, 7452660), (28, 5589495), (30, 5216862), (35, 4471596), (36, 4347385), (42, 3726330), (45, 3477908), (60, 2608431), (63, 2484220), (70, 2235798), (84, 1863165), (90, 1738954), (105, 1490532), (126, 1242110), (140, 1117899), (180, 869477), (210, 745266), (223, 701820), (252, 621055), (315, 496844), (420, 372633), (446, 350910), (557, 280980), (630, 248422), (669, 233940), (892, 175455), (1114, 140490), (1115, 140364), (1260, 124211), (1338, 116970), (1561, 100260), (1671, 93660), (2007, 77980), (2228, 70245), (2230, 70182), (2676, 58485), (2785, 56196), (3122, 50130), (3342, 46830), (3345, 46788), (3899, 40140), (4014, 38990), (4460, 35091), (4683, 33420), (5013, 31220), (5570, 28098), (6244, 25065), (6684, 23415), (6690, 23394), (7798, 20070), (7805, 20052), (8028, 19495), (8355, 18732), (9366, 16710), (10026, 15610), (10035, 15596), (11140, 14049), (11697, 13380)]