121213560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:222

約数の個数: 192

約数和(自身を含む): 405820800

約数和(自身を除く): 284607240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 139, 156, 169, 172, 195, 215, 258, 260, 278, 312, 338, 344, 390, 417, 430, 507, 516, 520, 556, 559, 645, 676, 695, 780, 834, 845, 860, 1014, 1032, 1112, 1118, 1290, 1352, 1390, 1560, 1668, 1677, 1690, 1720, 1807, 2028, 2085, 2236, 2535, 2580, 2780, 2795, 3336, 3354, 3380, 3614, 4056, 4170, 4472, 5070, 5160, 5421, 5560, 5590, 5977, 6708, 6760, 7228, 7267, 8340, 8385, 9035, 10140, 10842, 11180, 11954, 13416, 14456, 14534, 16680, 16770, 17931, 18070, 20280, 21684, 21801, 22360, 23491, 23908, 27105, 29068, 29885, 33540, 35862, 36140, 36335, 43368, 43602, 46982, 47816, 54210, 58136, 59770, 67080, 70473, 71724, 72280, 72670, 77701, 87204, 89655, 93964, 108420, 109005, 117455, 119540, 140946, 143448, 145340, 155402, 174408, 179310, 187928, 216840, 218010, 233103, 234910, 239080, 281892, 290680, 310804, 352365, 358620, 388505, 436020, 466206, 469820, 563784, 621608, 704730, 717240, 777010, 872040, 932412, 939640, 1010113, 1165515, 1409460, 1554020, 1864824, 2020226, 2331030, 2818920, 3030339, 3108040, 4040452, 4662060, 5050565, 6060678, 8080904, 9324120, 10101130, 12121356, 15151695, 20202260, 24242712, 30303390, 40404520, 60606780, 121213560]

約数ペア:

[(1, 121213560), (2, 60606780), (3, 40404520), (4, 30303390), (5, 24242712), (6, 20202260), (8, 15151695), (10, 12121356), (12, 10101130), (13, 9324120), (15, 8080904), (20, 6060678), (24, 5050565), (26, 4662060), (30, 4040452), (39, 3108040), (40, 3030339), (43, 2818920), (52, 2331030), (60, 2020226), (65, 1864824), (78, 1554020), (86, 1409460), (104, 1165515), (120, 1010113), (129, 939640), (130, 932412), (139, 872040), (156, 777010), (169, 717240), (172, 704730), (195, 621608), (215, 563784), (258, 469820), (260, 466206), (278, 436020), (312, 388505), (338, 358620), (344, 352365), (390, 310804), (417, 290680), (430, 281892), (507, 239080), (516, 234910), (520, 233103), (556, 218010), (559, 216840), (645, 187928), (676, 179310), (695, 174408), (780, 155402), (834, 145340), (845, 143448), (860, 140946), (1014, 119540), (1032, 117455), (1112, 109005), (1118, 108420), (1290, 93964), (1352, 89655), (1390, 87204), (1560, 77701), (1668, 72670), (1677, 72280), (1690, 71724), (1720, 70473), (1807, 67080), (2028, 59770), (2085, 58136), (2236, 54210), (2535, 47816), (2580, 46982), (2780, 43602), (2795, 43368), (3336, 36335), (3354, 36140), (3380, 35862), (3614, 33540), (4056, 29885), (4170, 29068), (4472, 27105), (5070, 23908), (5160, 23491), (5421, 22360), (5560, 21801), (5590, 21684), (5977, 20280), (6708, 18070), (6760, 17931), (7228, 16770), (7267, 16680), (8340, 14534), (8385, 14456), (9035, 13416), (10140, 11954), (10842, 11180)]