18755640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1053

約数の個数: 96

約数和(自身を含む): 62169120

約数和(自身を除く): 43413480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 106, 120, 159, 180, 212, 265, 318, 360, 424, 477, 530, 636, 795, 954, 983, 1060, 1272, 1590, 1908, 1966, 2120, 2385, 2949, 3180, 3816, 3932, 4770, 4915, 5898, 6360, 7864, 8847, 9540, 9830, 11796, 14745, 17694, 19080, 19660, 23592, 29490, 35388, 39320, 44235, 52099, 58980, 70776, 88470, 104198, 117960, 156297, 176940, 208396, 260495, 312594, 353880, 416792, 468891, 520990, 625188, 781485, 937782, 1041980, 1250376, 1562970, 1875564, 2083960, 2344455, 3125940, 3751128, 4688910, 6251880, 9377820, 18755640]

約数ペア:

[(1, 18755640), (2, 9377820), (3, 6251880), (4, 4688910), (5, 3751128), (6, 3125940), (8, 2344455), (9, 2083960), (10, 1875564), (12, 1562970), (15, 1250376), (18, 1041980), (20, 937782), (24, 781485), (30, 625188), (36, 520990), (40, 468891), (45, 416792), (53, 353880), (60, 312594), (72, 260495), (90, 208396), (106, 176940), (120, 156297), (159, 117960), (180, 104198), (212, 88470), (265, 70776), (318, 58980), (360, 52099), (424, 44235), (477, 39320), (530, 35388), (636, 29490), (795, 23592), (954, 19660), (983, 19080), (1060, 17694), (1272, 14745), (1590, 11796), (1908, 9830), (1966, 9540), (2120, 8847), (2385, 7864), (2949, 6360), (3180, 5898), (3816, 4915), (3932, 4770)]