520306020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5171}}^1$

素因数の和:5242

約数の個数: 144

約数和(自身を含む): 1739529792

約数和(自身を除く): 1219223772

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, 5171, 5590, 6708, 7740, 8385, 10062, 10342, 11180, 15513, 16770, 20124, 20684, 25155, 25855, 31026, 33540, 46539, 50310, 51710, 62052, 67223, 77565, 93078, 100620, 103420, 134446, 155130, 186156, 201669, 222353, 232695, 268892, 310260, 336115, 403338, 444706, 465390, 605007, 667059, 672230, 806676, 889412, 930780, 1008345, 1111765, 1210014, 1334118, 1344460, 2001177, 2016690, 2223530, 2420028, 2668236, 2890589, 3025035, 3335295, 4002354, 4033380, 4447060, 5781178, 6050070, 6670590, 8004708, 8671767, 10005885, 11562356, 12100140, 13341180, 14452945, 17343534, 20011770, 26015301, 28905890, 34687068, 40023540, 43358835, 52030602, 57811780, 86717670, 104061204, 130076505, 173435340, 260153010, 520306020]

約数ペア:

[(1, 520306020), (2, 260153010), (3, 173435340), (4, 130076505), (5, 104061204), (6, 86717670), (9, 57811780), (10, 52030602), (12, 43358835), (13, 40023540), (15, 34687068), (18, 28905890), (20, 26015301), (26, 20011770), (30, 17343534), (36, 14452945), (39, 13341180), (43, 12100140), (45, 11562356), (52, 10005885), (60, 8671767), (65, 8004708), (78, 6670590), (86, 6050070), (90, 5781178), (117, 4447060), (129, 4033380), (130, 4002354), (156, 3335295), (172, 3025035), (180, 2890589), (195, 2668236), (215, 2420028), (234, 2223530), (258, 2016690), (260, 2001177), (387, 1344460), (390, 1334118), (430, 1210014), (468, 1111765), (516, 1008345), (559, 930780), (585, 889412), (645, 806676), (774, 672230), (780, 667059), (860, 605007), (1118, 465390), (1170, 444706), (1290, 403338), (1548, 336115), (1677, 310260), (1935, 268892), (2236, 232695), (2340, 222353), (2580, 201669), (2795, 186156), (3354, 155130), (3870, 134446), (5031, 103420), (5171, 100620), (5590, 93078), (6708, 77565), (7740, 67223), (8385, 62052), (10062, 51710), (10342, 50310), (11180, 46539), (15513, 33540), (16770, 31026), (20124, 25855), (20684, 25155)]