57182020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 152832960

約数和(自身を除く): 95650940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 49, 70, 74, 76, 83, 95, 98, 133, 140, 148, 166, 185, 190, 196, 245, 259, 266, 332, 370, 380, 415, 490, 518, 532, 581, 665, 703, 740, 830, 931, 980, 1036, 1162, 1295, 1330, 1406, 1577, 1660, 1813, 1862, 2324, 2590, 2660, 2812, 2905, 3071, 3154, 3515, 3626, 3724, 4067, 4655, 4921, 5180, 5810, 6142, 6308, 7030, 7252, 7885, 8134, 9065, 9310, 9842, 11039, 11620, 12284, 14060, 15355, 15770, 16268, 18130, 18620, 19684, 20335, 21497, 22078, 24605, 30710, 31540, 34447, 36260, 40670, 42994, 44156, 49210, 55195, 58349, 61420, 68894, 77273, 81340, 85988, 98420, 107485, 110390, 116698, 137788, 150479, 154546, 172235, 214970, 220780, 233396, 291745, 300958, 309092, 344470, 386365, 408443, 429940, 583490, 601916, 688940, 752395, 772730, 816886, 1166980, 1504790, 1545460, 1633772, 2042215, 2859101, 3009580, 4084430, 5718202, 8168860, 11436404, 14295505, 28591010, 57182020]

約数ペア:

[(1, 57182020), (2, 28591010), (4, 14295505), (5, 11436404), (7, 8168860), (10, 5718202), (14, 4084430), (19, 3009580), (20, 2859101), (28, 2042215), (35, 1633772), (37, 1545460), (38, 1504790), (49, 1166980), (70, 816886), (74, 772730), (76, 752395), (83, 688940), (95, 601916), (98, 583490), (133, 429940), (140, 408443), (148, 386365), (166, 344470), (185, 309092), (190, 300958), (196, 291745), (245, 233396), (259, 220780), (266, 214970), (332, 172235), (370, 154546), (380, 150479), (415, 137788), (490, 116698), (518, 110390), (532, 107485), (581, 98420), (665, 85988), (703, 81340), (740, 77273), (830, 68894), (931, 61420), (980, 58349), (1036, 55195), (1162, 49210), (1295, 44156), (1330, 42994), (1406, 40670), (1577, 36260), (1660, 34447), (1813, 31540), (1862, 30710), (2324, 24605), (2590, 22078), (2660, 21497), (2812, 20335), (2905, 19684), (3071, 18620), (3154, 18130), (3515, 16268), (3626, 15770), (3724, 15355), (4067, 14060), (4655, 12284), (4921, 11620), (5180, 11039), (5810, 9842), (6142, 9310), (6308, 9065), (7030, 8134), (7252, 7885)]