17221860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 52588536

約数和(自身を除く): 35366676

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 397, 482, 723, 794, 964, 1191, 1205, 1446, 1588, 1985, 2169, 2382, 2410, 2892, 3573, 3615, 3970, 4338, 4764, 4820, 5955, 7146, 7230, 7940, 8676, 10845, 11910, 14292, 14460, 17865, 21690, 23820, 35730, 43380, 71460, 95677, 191354, 287031, 382708, 478385, 574062, 861093, 956770, 1148124, 1435155, 1722186, 1913540, 2870310, 3444372, 4305465, 5740620, 8610930, 17221860]

約数ペア:

[(1, 17221860), (2, 8610930), (3, 5740620), (4, 4305465), (5, 3444372), (6, 2870310), (9, 1913540), (10, 1722186), (12, 1435155), (15, 1148124), (18, 956770), (20, 861093), (30, 574062), (36, 478385), (45, 382708), (60, 287031), (90, 191354), (180, 95677), (241, 71460), (397, 43380), (482, 35730), (723, 23820), (794, 21690), (964, 17865), (1191, 14460), (1205, 14292), (1446, 11910), (1588, 10845), (1985, 8676), (2169, 7940), (2382, 7230), (2410, 7146), (2892, 5955), (3573, 4820), (3615, 4764), (3970, 4338)]