220559640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1889}}^1$

素因数の和:2049

約数の個数: 128

約数和(自身を含む): 762048000

約数和(自身を除く): 541488360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 695, 834, 840, 973, 1112, 1390, 1668, 1889, 1946, 2085, 2780, 2919, 3336, 3778, 3892, 4170, 4865, 5560, 5667, 5838, 7556, 7784, 8340, 9445, 9730, 11334, 11676, 13223, 14595, 15112, 16680, 18890, 19460, 22668, 23352, 26446, 28335, 29190, 37780, 38920, 39669, 45336, 52892, 56670, 58380, 66115, 75560, 79338, 105784, 113340, 116760, 132230, 158676, 198345, 226680, 262571, 264460, 317352, 396690, 525142, 528920, 787713, 793380, 1050284, 1312855, 1575426, 1586760, 1837997, 2100568, 2625710, 3150852, 3675994, 3938565, 5251420, 5513991, 6301704, 7351988, 7877130, 9189985, 10502840, 11027982, 14703976, 15754260, 18379970, 22055964, 27569955, 31508520, 36759940, 44111928, 55139910, 73519880, 110279820, 220559640]

約数ペア:

[(1, 220559640), (2, 110279820), (3, 73519880), (4, 55139910), (5, 44111928), (6, 36759940), (7, 31508520), (8, 27569955), (10, 22055964), (12, 18379970), (14, 15754260), (15, 14703976), (20, 11027982), (21, 10502840), (24, 9189985), (28, 7877130), (30, 7351988), (35, 6301704), (40, 5513991), (42, 5251420), (56, 3938565), (60, 3675994), (70, 3150852), (84, 2625710), (105, 2100568), (120, 1837997), (139, 1586760), (140, 1575426), (168, 1312855), (210, 1050284), (278, 793380), (280, 787713), (417, 528920), (420, 525142), (556, 396690), (695, 317352), (834, 264460), (840, 262571), (973, 226680), (1112, 198345), (1390, 158676), (1668, 132230), (1889, 116760), (1946, 113340), (2085, 105784), (2780, 79338), (2919, 75560), (3336, 66115), (3778, 58380), (3892, 56670), (4170, 52892), (4865, 45336), (5560, 39669), (5667, 38920), (5838, 37780), (7556, 29190), (7784, 28335), (8340, 26446), (9445, 23352), (9730, 22668), (11334, 19460), (11676, 18890), (13223, 16680), (14595, 15112)]