27991710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2411}}^1$

素因数の和:2470

約数の個数: 64

約数和(自身を含む): 76412160

約数和(自身を除く): 48420450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 774, 1161, 1290, 1935, 2322, 2411, 3870, 4822, 5805, 7233, 11610, 12055, 14466, 21699, 24110, 36165, 43398, 65097, 72330, 103673, 108495, 130194, 207346, 216990, 311019, 325485, 518365, 622038, 650970, 933057, 1036730, 1555095, 1866114, 2799171, 3110190, 4665285, 5598342, 9330570, 13995855, 27991710]

約数ペア:

[(1, 27991710), (2, 13995855), (3, 9330570), (5, 5598342), (6, 4665285), (9, 3110190), (10, 2799171), (15, 1866114), (18, 1555095), (27, 1036730), (30, 933057), (43, 650970), (45, 622038), (54, 518365), (86, 325485), (90, 311019), (129, 216990), (135, 207346), (215, 130194), (258, 108495), (270, 103673), (387, 72330), (430, 65097), (645, 43398), (774, 36165), (1161, 24110), (1290, 21699), (1935, 14466), (2322, 12055), (2411, 11610), (3870, 7233), (4822, 5805)]