119967520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 144

約数和(自身を含む): 313383168

約数和(自身を除く): 193415648

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 67, 76, 80, 95, 124, 134, 152, 155, 160, 190, 248, 268, 304, 310, 335, 361, 380, 496, 536, 589, 608, 620, 670, 722, 760, 992, 1072, 1178, 1240, 1273, 1340, 1444, 1520, 1805, 2077, 2144, 2356, 2480, 2546, 2680, 2888, 2945, 3040, 3610, 4154, 4712, 4960, 5092, 5360, 5776, 5890, 6365, 7220, 8308, 9424, 10184, 10385, 10720, 11191, 11552, 11780, 12730, 14440, 16616, 18848, 20368, 20770, 22382, 23560, 24187, 25460, 28880, 33232, 39463, 40736, 41540, 44764, 47120, 48374, 50920, 55955, 57760, 66464, 78926, 83080, 89528, 94240, 96748, 101840, 111910, 120935, 157852, 166160, 179056, 193496, 197315, 203680, 223820, 241870, 315704, 332320, 358112, 386992, 394630, 447640, 483740, 631408, 749797, 773984, 789260, 895280, 967480, 1262816, 1499594, 1578520, 1790560, 1934960, 2999188, 3157040, 3748985, 3869920, 5998376, 6314080, 7497970, 11996752, 14995940, 23993504, 29991880, 59983760, 119967520]

約数ペア:

[(1, 119967520), (2, 59983760), (4, 29991880), (5, 23993504), (8, 14995940), (10, 11996752), (16, 7497970), (19, 6314080), (20, 5998376), (31, 3869920), (32, 3748985), (38, 3157040), (40, 2999188), (62, 1934960), (67, 1790560), (76, 1578520), (80, 1499594), (95, 1262816), (124, 967480), (134, 895280), (152, 789260), (155, 773984), (160, 749797), (190, 631408), (248, 483740), (268, 447640), (304, 394630), (310, 386992), (335, 358112), (361, 332320), (380, 315704), (496, 241870), (536, 223820), (589, 203680), (608, 197315), (620, 193496), (670, 179056), (722, 166160), (760, 157852), (992, 120935), (1072, 111910), (1178, 101840), (1240, 96748), (1273, 94240), (1340, 89528), (1444, 83080), (1520, 78926), (1805, 66464), (2077, 57760), (2144, 55955), (2356, 50920), (2480, 48374), (2546, 47120), (2680, 44764), (2888, 41540), (2945, 40736), (3040, 39463), (3610, 33232), (4154, 28880), (4712, 25460), (4960, 24187), (5092, 23560), (5360, 22382), (5776, 20770), (5890, 20368), (6365, 18848), (7220, 16616), (8308, 14440), (9424, 12730), (10184, 11780), (10385, 11552), (10720, 11191)]