221374920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{141907}}^1$

素因数の和:141934

約数の個数: 64

約数和(自身を含む): 715216320

約数和(自身を除く): 493841400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 141907, 283814, 425721, 567628, 709535, 851442, 1135256, 1419070, 1702884, 1844791, 2128605, 2838140, 3405768, 3689582, 4257210, 5534373, 5676280, 7379164, 8514420, 9223955, 11068746, 14758328, 17028840, 18447910, 22137492, 27671865, 36895820, 44274984, 55343730, 73791640, 110687460, 221374920]

約数ペア:

[(1, 221374920), (2, 110687460), (3, 73791640), (4, 55343730), (5, 44274984), (6, 36895820), (8, 27671865), (10, 22137492), (12, 18447910), (13, 17028840), (15, 14758328), (20, 11068746), (24, 9223955), (26, 8514420), (30, 7379164), (39, 5676280), (40, 5534373), (52, 4257210), (60, 3689582), (65, 3405768), (78, 2838140), (104, 2128605), (120, 1844791), (130, 1702884), (156, 1419070), (195, 1135256), (260, 851442), (312, 709535), (390, 567628), (520, 425721), (780, 283814), (1560, 141907)]