20157091560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1806191}}^1$

素因数の和:1806239

約数の個数: 96

約数和(自身を含む): 67623828480

約数和(自身を除く): 47466736920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 1806191, 3612382, 5418573, 7224764, 9030955, 10837146, 14449528, 16255719, 18061910, 21674292, 27092865, 32511438, 36123820, 43348584, 54185730, 55991921, 65022876, 72247640, 81278595, 108371460, 111983842, 130045752, 162557190, 167975763, 216742920, 223967684, 279959605, 325114380, 335951526, 447935368, 503927289, 559919210, 650228760, 671903052, 839878815, 1007854578, 1119838420, 1343806104, 1679757630, 2015709156, 2239676840, 2519636445, 3359515260, 4031418312, 5039272890, 6719030520, 10078545780, 20157091560]

約数ペア:

[(1, 20157091560), (2, 10078545780), (3, 6719030520), (4, 5039272890), (5, 4031418312), (6, 3359515260), (8, 2519636445), (9, 2239676840), (10, 2015709156), (12, 1679757630), (15, 1343806104), (18, 1119838420), (20, 1007854578), (24, 839878815), (30, 671903052), (31, 650228760), (36, 559919210), (40, 503927289), (45, 447935368), (60, 335951526), (62, 325114380), (72, 279959605), (90, 223967684), (93, 216742920), (120, 167975763), (124, 162557190), (155, 130045752), (180, 111983842), (186, 108371460), (248, 81278595), (279, 72247640), (310, 65022876), (360, 55991921), (372, 54185730), (465, 43348584), (558, 36123820), (620, 32511438), (744, 27092865), (930, 21674292), (1116, 18061910), (1240, 16255719), (1395, 14449528), (1860, 10837146), (2232, 9030955), (2790, 7224764), (3720, 5418573), (5580, 3612382), (11160, 1806191)]