42927920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:307

約数の個数: 120

約数和(自身を含む): 119081664

約数和(自身を除く): 76153744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 188, 196, 233, 235, 245, 280, 329, 376, 392, 466, 470, 490, 560, 658, 752, 784, 932, 940, 980, 1165, 1316, 1631, 1645, 1864, 1880, 1960, 2303, 2330, 2632, 3262, 3290, 3728, 3760, 3920, 4606, 4660, 5264, 6524, 6580, 8155, 9212, 9320, 10951, 11417, 11515, 13048, 13160, 16310, 18424, 18640, 21902, 22834, 23030, 26096, 26320, 32620, 36848, 43804, 45668, 46060, 54755, 57085, 65240, 76657, 87608, 91336, 92120, 109510, 114170, 130480, 153314, 175216, 182672, 184240, 219020, 228340, 306628, 383285, 438040, 456680, 536599, 613256, 766570, 876080, 913360, 1073198, 1226512, 1533140, 2146396, 2682995, 3066280, 4292792, 5365990, 6132560, 8585584, 10731980, 21463960, 42927920]

約数ペア:

[(1, 42927920), (2, 21463960), (4, 10731980), (5, 8585584), (7, 6132560), (8, 5365990), (10, 4292792), (14, 3066280), (16, 2682995), (20, 2146396), (28, 1533140), (35, 1226512), (40, 1073198), (47, 913360), (49, 876080), (56, 766570), (70, 613256), (80, 536599), (94, 456680), (98, 438040), (112, 383285), (140, 306628), (188, 228340), (196, 219020), (233, 184240), (235, 182672), (245, 175216), (280, 153314), (329, 130480), (376, 114170), (392, 109510), (466, 92120), (470, 91336), (490, 87608), (560, 76657), (658, 65240), (752, 57085), (784, 54755), (932, 46060), (940, 45668), (980, 43804), (1165, 36848), (1316, 32620), (1631, 26320), (1645, 26096), (1864, 23030), (1880, 22834), (1960, 21902), (2303, 18640), (2330, 18424), (2632, 16310), (3262, 13160), (3290, 13048), (3728, 11515), (3760, 11417), (3920, 10951), (4606, 9320), (4660, 9212), (5264, 8155), (6524, 6580)]