74208540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:656

約数の個数: 144

約数和(自身を含む): 247750272

約数和(自身を除く): 173541732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 420, 430, 490, 516, 587, 588, 602, 645, 735, 860, 903, 980, 1174, 1204, 1290, 1470, 1505, 1761, 1806, 2107, 2348, 2580, 2935, 2940, 3010, 3522, 3612, 4109, 4214, 4515, 5870, 6020, 6321, 7044, 8218, 8428, 8805, 9030, 10535, 11740, 12327, 12642, 16436, 17610, 18060, 20545, 21070, 24654, 25241, 25284, 28763, 31605, 35220, 41090, 42140, 49308, 50482, 57526, 61635, 63210, 75723, 82180, 86289, 100964, 115052, 123270, 126205, 126420, 143815, 151446, 172578, 176687, 246540, 252410, 287630, 302892, 345156, 353374, 378615, 431445, 504820, 530061, 575260, 706748, 757230, 862890, 883435, 1060122, 1236809, 1514460, 1725780, 1766870, 2120244, 2473618, 2650305, 3533740, 3710427, 4947236, 5300610, 6184045, 7420854, 10601220, 12368090, 14841708, 18552135, 24736180, 37104270, 74208540]

約数ペア:

[(1, 74208540), (2, 37104270), (3, 24736180), (4, 18552135), (5, 14841708), (6, 12368090), (7, 10601220), (10, 7420854), (12, 6184045), (14, 5300610), (15, 4947236), (20, 3710427), (21, 3533740), (28, 2650305), (30, 2473618), (35, 2120244), (42, 1766870), (43, 1725780), (49, 1514460), (60, 1236809), (70, 1060122), (84, 883435), (86, 862890), (98, 757230), (105, 706748), (129, 575260), (140, 530061), (147, 504820), (172, 431445), (196, 378615), (210, 353374), (215, 345156), (245, 302892), (258, 287630), (294, 252410), (301, 246540), (420, 176687), (430, 172578), (490, 151446), (516, 143815), (587, 126420), (588, 126205), (602, 123270), (645, 115052), (735, 100964), (860, 86289), (903, 82180), (980, 75723), (1174, 63210), (1204, 61635), (1290, 57526), (1470, 50482), (1505, 49308), (1761, 42140), (1806, 41090), (2107, 35220), (2348, 31605), (2580, 28763), (2935, 25284), (2940, 25241), (3010, 24654), (3522, 21070), (3612, 20545), (4109, 18060), (4214, 17610), (4515, 16436), (5870, 12642), (6020, 12327), (6321, 11740), (7044, 10535), (8218, 9030), (8428, 8805)]