861609060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8563}}^1$

素因数の和:8634

約数の個数: 144

約数和(自身を含む): 2880381504

約数和(自身を除く): 2018772444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 516, 559, 585, 645, 774, 780, 860, 1118, 1170, 1290, 1548, 1677, 1935, 2236, 2340, 2580, 2795, 3354, 3870, 5031, 5590, 6708, 7740, 8385, 8563, 10062, 11180, 16770, 17126, 20124, 25155, 25689, 33540, 34252, 42815, 50310, 51378, 77067, 85630, 100620, 102756, 111319, 128445, 154134, 171260, 222638, 256890, 308268, 333957, 368209, 385335, 445276, 513780, 556595, 667914, 736418, 770670, 1001871, 1104627, 1113190, 1335828, 1472836, 1541340, 1669785, 1841045, 2003742, 2209254, 2226380, 3313881, 3339570, 3682090, 4007484, 4418508, 4786717, 5009355, 5523135, 6627762, 6679140, 7364180, 9573434, 10018710, 11046270, 13255524, 14360151, 16569405, 19146868, 20037420, 22092540, 23933585, 28720302, 33138810, 43080453, 47867170, 57440604, 66277620, 71800755, 86160906, 95734340, 143601510, 172321812, 215402265, 287203020, 430804530, 861609060]

約数ペア:

[(1, 861609060), (2, 430804530), (3, 287203020), (4, 215402265), (5, 172321812), (6, 143601510), (9, 95734340), (10, 86160906), (12, 71800755), (13, 66277620), (15, 57440604), (18, 47867170), (20, 43080453), (26, 33138810), (30, 28720302), (36, 23933585), (39, 22092540), (43, 20037420), (45, 19146868), (52, 16569405), (60, 14360151), (65, 13255524), (78, 11046270), (86, 10018710), (90, 9573434), (117, 7364180), (129, 6679140), (130, 6627762), (156, 5523135), (172, 5009355), (180, 4786717), (195, 4418508), (215, 4007484), (234, 3682090), (258, 3339570), (260, 3313881), (387, 2226380), (390, 2209254), (430, 2003742), (468, 1841045), (516, 1669785), (559, 1541340), (585, 1472836), (645, 1335828), (774, 1113190), (780, 1104627), (860, 1001871), (1118, 770670), (1170, 736418), (1290, 667914), (1548, 556595), (1677, 513780), (1935, 445276), (2236, 385335), (2340, 368209), (2580, 333957), (2795, 308268), (3354, 256890), (3870, 222638), (5031, 171260), (5590, 154134), (6708, 128445), (7740, 111319), (8385, 102756), (8563, 100620), (10062, 85630), (11180, 77067), (16770, 51378), (17126, 50310), (20124, 42815), (25155, 34252), (25689, 33540)]