68207820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 197588160

約数和(自身を除く): 129380340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 89, 106, 159, 178, 212, 241, 265, 267, 318, 356, 445, 482, 530, 534, 636, 723, 795, 890, 964, 1060, 1068, 1205, 1335, 1446, 1590, 1780, 2410, 2670, 2892, 3180, 3615, 4717, 4820, 5340, 7230, 9434, 12773, 14151, 14460, 18868, 21449, 23585, 25546, 28302, 38319, 42898, 47170, 51092, 56604, 63865, 64347, 70755, 76638, 85796, 94340, 107245, 127730, 128694, 141510, 153276, 191595, 214490, 255460, 257388, 283020, 321735, 383190, 428980, 643470, 766380, 1136797, 1286940, 2273594, 3410391, 4547188, 5683985, 6820782, 11367970, 13641564, 17051955, 22735940, 34103910, 68207820]

約数ペア:

[(1, 68207820), (2, 34103910), (3, 22735940), (4, 17051955), (5, 13641564), (6, 11367970), (10, 6820782), (12, 5683985), (15, 4547188), (20, 3410391), (30, 2273594), (53, 1286940), (60, 1136797), (89, 766380), (106, 643470), (159, 428980), (178, 383190), (212, 321735), (241, 283020), (265, 257388), (267, 255460), (318, 214490), (356, 191595), (445, 153276), (482, 141510), (530, 128694), (534, 127730), (636, 107245), (723, 94340), (795, 85796), (890, 76638), (964, 70755), (1060, 64347), (1068, 63865), (1205, 56604), (1335, 51092), (1446, 47170), (1590, 42898), (1780, 38319), (2410, 28302), (2670, 25546), (2892, 23585), (3180, 21449), (3615, 18868), (4717, 14460), (4820, 14151), (5340, 12773), (7230, 9434)]