8143980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 25147584

約数和(自身を除く): 17003604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 197, 212, 260, 265, 318, 390, 394, 530, 591, 636, 689, 780, 788, 795, 985, 1060, 1182, 1378, 1590, 1970, 2067, 2364, 2561, 2756, 2955, 3180, 3445, 3940, 4134, 5122, 5910, 6890, 7683, 8268, 10244, 10335, 10441, 11820, 12805, 13780, 15366, 20670, 20882, 25610, 30732, 31323, 38415, 41340, 41764, 51220, 52205, 62646, 76830, 104410, 125292, 135733, 153660, 156615, 208820, 271466, 313230, 407199, 542932, 626460, 678665, 814398, 1357330, 1628796, 2035995, 2714660, 4071990, 8143980]

約数ペア:

[(1, 8143980), (2, 4071990), (3, 2714660), (4, 2035995), (5, 1628796), (6, 1357330), (10, 814398), (12, 678665), (13, 626460), (15, 542932), (20, 407199), (26, 313230), (30, 271466), (39, 208820), (52, 156615), (53, 153660), (60, 135733), (65, 125292), (78, 104410), (106, 76830), (130, 62646), (156, 52205), (159, 51220), (195, 41764), (197, 41340), (212, 38415), (260, 31323), (265, 30732), (318, 25610), (390, 20882), (394, 20670), (530, 15366), (591, 13780), (636, 12805), (689, 11820), (780, 10441), (788, 10335), (795, 10244), (985, 8268), (1060, 7683), (1182, 6890), (1378, 5910), (1590, 5122), (1970, 4134), (2067, 3940), (2364, 3445), (2561, 3180), (2756, 2955)]