72567280

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 180345600

約数和(自身を除く): 107778320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 145, 155, 232, 248, 290, 310, 464, 496, 580, 620, 899, 1009, 1160, 1240, 1798, 2018, 2320, 2480, 3596, 4036, 4495, 5045, 7192, 8072, 8990, 10090, 14384, 16144, 17980, 20180, 29261, 31279, 35960, 40360, 58522, 62558, 71920, 80720, 117044, 125116, 146305, 156395, 234088, 250232, 292610, 312790, 468176, 500464, 585220, 625580, 907091, 1170440, 1251160, 1814182, 2340880, 2502320, 3628364, 4535455, 7256728, 9070910, 14513456, 18141820, 36283640, 72567280]

約数ペア:

[(1, 72567280), (2, 36283640), (4, 18141820), (5, 14513456), (8, 9070910), (10, 7256728), (16, 4535455), (20, 3628364), (29, 2502320), (31, 2340880), (40, 1814182), (58, 1251160), (62, 1170440), (80, 907091), (116, 625580), (124, 585220), (145, 500464), (155, 468176), (232, 312790), (248, 292610), (290, 250232), (310, 234088), (464, 156395), (496, 146305), (580, 125116), (620, 117044), (899, 80720), (1009, 71920), (1160, 62558), (1240, 58522), (1798, 40360), (2018, 35960), (2320, 31279), (2480, 29261), (3596, 20180), (4036, 17980), (4495, 16144), (5045, 14384), (7192, 10090), (8072, 8990)]