16054280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 25314040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 107, 110, 121, 124, 155, 214, 220, 242, 248, 310, 341, 428, 440, 484, 535, 605, 620, 682, 856, 968, 1070, 1177, 1210, 1240, 1364, 1705, 2140, 2354, 2420, 2728, 3317, 3410, 3751, 4280, 4708, 4840, 5885, 6634, 6820, 7502, 9416, 11770, 12947, 13268, 13640, 15004, 16585, 18755, 23540, 25894, 26536, 30008, 33170, 36487, 37510, 47080, 51788, 64735, 66340, 72974, 75020, 103576, 129470, 132680, 145948, 150040, 182435, 258940, 291896, 364870, 401357, 517880, 729740, 802714, 1459480, 1605428, 2006785, 3210856, 4013570, 8027140, 16054280]

約数ペア:

[(1, 16054280), (2, 8027140), (4, 4013570), (5, 3210856), (8, 2006785), (10, 1605428), (11, 1459480), (20, 802714), (22, 729740), (31, 517880), (40, 401357), (44, 364870), (55, 291896), (62, 258940), (88, 182435), (107, 150040), (110, 145948), (121, 132680), (124, 129470), (155, 103576), (214, 75020), (220, 72974), (242, 66340), (248, 64735), (310, 51788), (341, 47080), (428, 37510), (440, 36487), (484, 33170), (535, 30008), (605, 26536), (620, 25894), (682, 23540), (856, 18755), (968, 16585), (1070, 15004), (1177, 13640), (1210, 13268), (1240, 12947), (1364, 11770), (1705, 9416), (2140, 7502), (2354, 6820), (2420, 6634), (2728, 5885), (3317, 4840), (3410, 4708), (3751, 4280)]