221239980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{94547}}^1$

素因数の和:94575

約数の個数: 72

約数和(自身を含む): 722724912

約数和(自身を除く): 501484932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 94547, 189094, 283641, 378188, 472735, 567282, 850923, 945470, 1134564, 1229111, 1418205, 1701846, 1890940, 2458222, 2836410, 3403692, 3687333, 4254615, 4916444, 5672820, 6145555, 7374666, 8509230, 11061999, 12291110, 14749332, 17018460, 18436665, 22123998, 24582220, 36873330, 44247996, 55309995, 73746660, 110619990, 221239980]

約数ペア:

[(1, 221239980), (2, 110619990), (3, 73746660), (4, 55309995), (5, 44247996), (6, 36873330), (9, 24582220), (10, 22123998), (12, 18436665), (13, 17018460), (15, 14749332), (18, 12291110), (20, 11061999), (26, 8509230), (30, 7374666), (36, 6145555), (39, 5672820), (45, 4916444), (52, 4254615), (60, 3687333), (65, 3403692), (78, 2836410), (90, 2458222), (117, 1890940), (130, 1701846), (156, 1418205), (180, 1229111), (195, 1134564), (234, 945470), (260, 850923), (390, 567282), (468, 472735), (585, 378188), (780, 283641), (1170, 189094), (2340, 94547)]