290563896

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{21893}}^1$

素因数の和:21988

約数の個数: 64

約数和(自身を含む): 840729600

約数和(自身を除く): 550165704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1659, 1896, 2212, 3318, 4424, 6636, 13272, 21893, 43786, 65679, 87572, 131358, 153251, 175144, 262716, 306502, 459753, 525432, 613004, 919506, 1226008, 1729547, 1839012, 3459094, 3678024, 5188641, 6918188, 10377282, 12106829, 13836376, 20754564, 24213658, 36320487, 41509128, 48427316, 72640974, 96854632, 145281948, 290563896]

約数ペア:

[(1, 290563896), (2, 145281948), (3, 96854632), (4, 72640974), (6, 48427316), (7, 41509128), (8, 36320487), (12, 24213658), (14, 20754564), (21, 13836376), (24, 12106829), (28, 10377282), (42, 6918188), (56, 5188641), (79, 3678024), (84, 3459094), (158, 1839012), (168, 1729547), (237, 1226008), (316, 919506), (474, 613004), (553, 525432), (632, 459753), (948, 306502), (1106, 262716), (1659, 175144), (1896, 153251), (2212, 131358), (3318, 87572), (4424, 65679), (6636, 43786), (13272, 21893)]