142383760

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:416

約数の個数: 80

約数和(自身を含む): 340424640

約数和(自身を除く): 198040880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 163, 179, 244, 305, 326, 358, 488, 610, 652, 716, 815, 895, 976, 1220, 1304, 1432, 1630, 1790, 2440, 2608, 2864, 3260, 3580, 4880, 6520, 7160, 9943, 10919, 13040, 14320, 19886, 21838, 29177, 39772, 43676, 49715, 54595, 58354, 79544, 87352, 99430, 109190, 116708, 145885, 159088, 174704, 198860, 218380, 233416, 291770, 397720, 436760, 466832, 583540, 795440, 873520, 1167080, 1779797, 2334160, 3559594, 7119188, 8898985, 14238376, 17797970, 28476752, 35595940, 71191880, 142383760]

約数ペア:

[(1, 142383760), (2, 71191880), (4, 35595940), (5, 28476752), (8, 17797970), (10, 14238376), (16, 8898985), (20, 7119188), (40, 3559594), (61, 2334160), (80, 1779797), (122, 1167080), (163, 873520), (179, 795440), (244, 583540), (305, 466832), (326, 436760), (358, 397720), (488, 291770), (610, 233416), (652, 218380), (716, 198860), (815, 174704), (895, 159088), (976, 145885), (1220, 116708), (1304, 109190), (1432, 99430), (1630, 87352), (1790, 79544), (2440, 58354), (2608, 54595), (2864, 49715), (3260, 43676), (3580, 39772), (4880, 29177), (6520, 21838), (7160, 19886), (9943, 14320), (10919, 13040)]