19785571440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{9397}}^1$

素因数の和:9727

約数の個数: 160

約数和(自身を含む): 63544313856

約数和(自身を除く): 43758742416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 283, 310, 372, 465, 496, 566, 620, 744, 849, 930, 1132, 1240, 1415, 1488, 1698, 1860, 2264, 2480, 2830, 3396, 3720, 4245, 4528, 5660, 6792, 7440, 8490, 8773, 9397, 11320, 13584, 16980, 17546, 18794, 22640, 26319, 28191, 33960, 35092, 37588, 43865, 46985, 52638, 56382, 67920, 70184, 75176, 87730, 93970, 105276, 112764, 131595, 140368, 140955, 150352, 175460, 187940, 210552, 225528, 263190, 281910, 291307, 350920, 375880, 421104, 451056, 526380, 563820, 582614, 701840, 751760, 873921, 1052760, 1127640, 1165228, 1456535, 1747842, 2105520, 2255280, 2330456, 2659351, 2913070, 3495684, 4369605, 4660912, 5318702, 5826140, 6991368, 7978053, 8739210, 10637404, 11652280, 13296755, 13982736, 15956106, 17478420, 21274808, 23304560, 26593510, 31912212, 34956840, 39890265, 42549616, 53187020, 63824424, 69913680, 79780530, 82439881, 106374040, 127648848, 159561060, 164879762, 212748080, 247319643, 319122120, 329759524, 412199405, 494639286, 638244240, 659519048, 824398810, 989278572, 1236598215, 1319038096, 1648797620, 1978557144, 2473196430, 3297595240, 3957114288, 4946392860, 6595190480, 9892785720, 19785571440]

約数ペア:

[(1, 19785571440), (2, 9892785720), (3, 6595190480), (4, 4946392860), (5, 3957114288), (6, 3297595240), (8, 2473196430), (10, 1978557144), (12, 1648797620), (15, 1319038096), (16, 1236598215), (20, 989278572), (24, 824398810), (30, 659519048), (31, 638244240), (40, 494639286), (48, 412199405), (60, 329759524), (62, 319122120), (80, 247319643), (93, 212748080), (120, 164879762), (124, 159561060), (155, 127648848), (186, 106374040), (240, 82439881), (248, 79780530), (283, 69913680), (310, 63824424), (372, 53187020), (465, 42549616), (496, 39890265), (566, 34956840), (620, 31912212), (744, 26593510), (849, 23304560), (930, 21274808), (1132, 17478420), (1240, 15956106), (1415, 13982736), (1488, 13296755), (1698, 11652280), (1860, 10637404), (2264, 8739210), (2480, 7978053), (2830, 6991368), (3396, 5826140), (3720, 5318702), (4245, 4660912), (4528, 4369605), (5660, 3495684), (6792, 2913070), (7440, 2659351), (8490, 2330456), (8773, 2255280), (9397, 2105520), (11320, 1747842), (13584, 1456535), (16980, 1165228), (17546, 1127640), (18794, 1052760), (22640, 873921), (26319, 751760), (28191, 701840), (33960, 582614), (35092, 563820), (37588, 526380), (43865, 451056), (46985, 421104), (52638, 375880), (56382, 350920), (67920, 291307), (70184, 281910), (75176, 263190), (87730, 225528), (93970, 210552), (105276, 187940), (112764, 175460), (131595, 150352), (140368, 140955)]