511428840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{327839}}^1$

素因数の和:327866

約数の個数: 64

約数和(自身を含む): 1652313600

約数和(自身を除く): 1140884760

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, 327839, 655678, 983517, 1311356, 1639195, 1967034, 2622712, 3278390, 3934068, 4261907, 4917585, 6556780, 7868136, 8523814, 9835170, 12785721, 13113560, 17047628, 19670340, 21309535, 25571442, 34095256, 39340680, 42619070, 51142884, 63928605, 85238140, 102285768, 127857210, 170476280, 255714420, 511428840]

約数ペア:

[(1, 511428840), (2, 255714420), (3, 170476280), (4, 127857210), (5, 102285768), (6, 85238140), (8, 63928605), (10, 51142884), (12, 42619070), (13, 39340680), (15, 34095256), (20, 25571442), (24, 21309535), (26, 19670340), (30, 17047628), (39, 13113560), (40, 12785721), (52, 9835170), (60, 8523814), (65, 7868136), (78, 6556780), (104, 4917585), (120, 4261907), (130, 3934068), (156, 3278390), (195, 2622712), (260, 1967034), (312, 1639195), (390, 1311356), (520, 983517), (780, 655678), (1560, 327839)]