156905984680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13421}}^1\times {\mathrm{15383}}^1$

素因数の和:28834

約数の個数: 64

約数和(自身を含む): 371671286400

約数和(自身を除く): 214765301720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 13421, 15383, 26842, 30766, 53684, 61532, 67105, 76915, 107368, 123064, 134210, 153830, 254999, 268420, 292277, 307660, 509998, 536840, 584554, 615320, 1019996, 1169108, 1274995, 1461385, 2039992, 2338216, 2549990, 2922770, 5099980, 5845540, 10199960, 11691080, 206455243, 412910486, 825820972, 1032276215, 1651641944, 2064552430, 3922649617, 4129104860, 7845299234, 8258209720, 15690598468, 19613248085, 31381196936, 39226496170, 78452992340, 156905984680]

約数ペア:

[(1, 156905984680), (2, 78452992340), (4, 39226496170), (5, 31381196936), (8, 19613248085), (10, 15690598468), (19, 8258209720), (20, 7845299234), (38, 4129104860), (40, 3922649617), (76, 2064552430), (95, 1651641944), (152, 1032276215), (190, 825820972), (380, 412910486), (760, 206455243), (13421, 11691080), (15383, 10199960), (26842, 5845540), (30766, 5099980), (53684, 2922770), (61532, 2549990), (67105, 2338216), (76915, 2039992), (107368, 1461385), (123064, 1274995), (134210, 1169108), (153830, 1019996), (254999, 615320), (268420, 584554), (292277, 536840), (307660, 509998)]