12945780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 42456960

約数和(自身を除く): 29511180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 53, 59, 60, 69, 90, 92, 106, 115, 118, 138, 159, 177, 180, 207, 212, 230, 236, 265, 276, 295, 318, 345, 354, 414, 460, 477, 530, 531, 590, 636, 690, 708, 795, 828, 885, 954, 1035, 1060, 1062, 1180, 1219, 1357, 1380, 1590, 1770, 1908, 2070, 2124, 2385, 2438, 2655, 2714, 3127, 3180, 3540, 3657, 4071, 4140, 4770, 4876, 5310, 5428, 6095, 6254, 6785, 7314, 8142, 9381, 9540, 10620, 10971, 12190, 12213, 12508, 13570, 14628, 15635, 16284, 18285, 18762, 20355, 21942, 24380, 24426, 27140, 28143, 31270, 36570, 37524, 40710, 43884, 46905, 48852, 54855, 56286, 61065, 62540, 71921, 73140, 81420, 93810, 109710, 112572, 122130, 140715, 143842, 187620, 215763, 219420, 244260, 281430, 287684, 359605, 431526, 562860, 647289, 719210, 863052, 1078815, 1294578, 1438420, 2157630, 2589156, 3236445, 4315260, 6472890, 12945780]

約数ペア:

[(1, 12945780), (2, 6472890), (3, 4315260), (4, 3236445), (5, 2589156), (6, 2157630), (9, 1438420), (10, 1294578), (12, 1078815), (15, 863052), (18, 719210), (20, 647289), (23, 562860), (30, 431526), (36, 359605), (45, 287684), (46, 281430), (53, 244260), (59, 219420), (60, 215763), (69, 187620), (90, 143842), (92, 140715), (106, 122130), (115, 112572), (118, 109710), (138, 93810), (159, 81420), (177, 73140), (180, 71921), (207, 62540), (212, 61065), (230, 56286), (236, 54855), (265, 48852), (276, 46905), (295, 43884), (318, 40710), (345, 37524), (354, 36570), (414, 31270), (460, 28143), (477, 27140), (530, 24426), (531, 24380), (590, 21942), (636, 20355), (690, 18762), (708, 18285), (795, 16284), (828, 15635), (885, 14628), (954, 13570), (1035, 12508), (1060, 12213), (1062, 12190), (1180, 10971), (1219, 10620), (1357, 9540), (1380, 9381), (1590, 8142), (1770, 7314), (1908, 6785), (2070, 6254), (2124, 6095), (2385, 5428), (2438, 5310), (2655, 4876), (2714, 4770), (3127, 4140), (3180, 4071), (3540, 3657)]