400525890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1272

約数の個数: 96

約数和(自身を含む): 1048121856

約数和(自身を除く): 647595966

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 57, 62, 93, 95, 114, 155, 186, 190, 285, 310, 361, 465, 570, 589, 722, 930, 1083, 1178, 1193, 1767, 1805, 2166, 2386, 2945, 3534, 3579, 3610, 5415, 5890, 5965, 7158, 8835, 10830, 11191, 11930, 17670, 17895, 22382, 22667, 33573, 35790, 36983, 45334, 55955, 67146, 68001, 73966, 110949, 111910, 113335, 136002, 167865, 184915, 221898, 226670, 335730, 340005, 369830, 430673, 554745, 680010, 702677, 861346, 1109490, 1292019, 1405354, 2108031, 2153365, 2584038, 3513385, 4216062, 4306730, 6460095, 7026770, 10540155, 12920190, 13350863, 21080310, 26701726, 40052589, 66754315, 80105178, 133508630, 200262945, 400525890]

約数ペア:

[(1, 400525890), (2, 200262945), (3, 133508630), (5, 80105178), (6, 66754315), (10, 40052589), (15, 26701726), (19, 21080310), (30, 13350863), (31, 12920190), (38, 10540155), (57, 7026770), (62, 6460095), (93, 4306730), (95, 4216062), (114, 3513385), (155, 2584038), (186, 2153365), (190, 2108031), (285, 1405354), (310, 1292019), (361, 1109490), (465, 861346), (570, 702677), (589, 680010), (722, 554745), (930, 430673), (1083, 369830), (1178, 340005), (1193, 335730), (1767, 226670), (1805, 221898), (2166, 184915), (2386, 167865), (2945, 136002), (3534, 113335), (3579, 111910), (3610, 110949), (5415, 73966), (5890, 68001), (5965, 67146), (7158, 55955), (8835, 45334), (10830, 36983), (11191, 35790), (11930, 33573), (17670, 22667), (17895, 22382)]