290805840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31069}}^1$

素因数の和:31101

約数の個数: 120

約数和(自身を含む): 1051781640

約数和(自身を除く): 760975800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 31069, 62138, 93207, 124276, 155345, 186414, 248552, 279621, 310690, 372828, 403897, 466035, 497104, 559242, 621380, 745656, 807794, 932070, 1118484, 1211691, 1242760, 1398105, 1491312, 1615588, 1864140, 2019485, 2236968, 2423382, 2485520, 2796210, 3231176, 3635073, 3728280, 4038970, 4473936, 4846764, 5592420, 6058455, 6462352, 7270146, 7456560, 8077940, 9693528, 11184840, 12116910, 14540292, 16155880, 18175365, 19387056, 22369680, 24233820, 29080584, 32311760, 36350730, 48467640, 58161168, 72701460, 96935280, 145402920, 290805840]

約数ペア:

[(1, 290805840), (2, 145402920), (3, 96935280), (4, 72701460), (5, 58161168), (6, 48467640), (8, 36350730), (9, 32311760), (10, 29080584), (12, 24233820), (13, 22369680), (15, 19387056), (16, 18175365), (18, 16155880), (20, 14540292), (24, 12116910), (26, 11184840), (30, 9693528), (36, 8077940), (39, 7456560), (40, 7270146), (45, 6462352), (48, 6058455), (52, 5592420), (60, 4846764), (65, 4473936), (72, 4038970), (78, 3728280), (80, 3635073), (90, 3231176), (104, 2796210), (117, 2485520), (120, 2423382), (130, 2236968), (144, 2019485), (156, 1864140), (180, 1615588), (195, 1491312), (208, 1398105), (234, 1242760), (240, 1211691), (260, 1118484), (312, 932070), (360, 807794), (390, 745656), (468, 621380), (520, 559242), (585, 497104), (624, 466035), (720, 403897), (780, 372828), (936, 310690), (1040, 279621), (1170, 248552), (1560, 186414), (1872, 155345), (2340, 124276), (3120, 93207), (4680, 62138), (9360, 31069)]