90043840

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:390

約数の個数: 112

約数和(自身を含む): 229697280

約数和(自身を除く): 139653440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 145, 155, 160, 232, 248, 290, 310, 313, 320, 464, 496, 580, 620, 626, 899, 928, 992, 1160, 1240, 1252, 1565, 1798, 1856, 1984, 2320, 2480, 2504, 3130, 3596, 4495, 4640, 4960, 5008, 6260, 7192, 8990, 9077, 9280, 9703, 9920, 10016, 12520, 14384, 17980, 18154, 19406, 20032, 25040, 28768, 35960, 36308, 38812, 45385, 48515, 50080, 57536, 71920, 72616, 77624, 90770, 97030, 100160, 143840, 145232, 155248, 181540, 194060, 281387, 287680, 290464, 310496, 363080, 388120, 562774, 580928, 620992, 726160, 776240, 1125548, 1406935, 1452320, 1552480, 2251096, 2813870, 2904640, 3104960, 4502192, 5627740, 9004384, 11255480, 18008768, 22510960, 45021920, 90043840]

約数ペア:

[(1, 90043840), (2, 45021920), (4, 22510960), (5, 18008768), (8, 11255480), (10, 9004384), (16, 5627740), (20, 4502192), (29, 3104960), (31, 2904640), (32, 2813870), (40, 2251096), (58, 1552480), (62, 1452320), (64, 1406935), (80, 1125548), (116, 776240), (124, 726160), (145, 620992), (155, 580928), (160, 562774), (232, 388120), (248, 363080), (290, 310496), (310, 290464), (313, 287680), (320, 281387), (464, 194060), (496, 181540), (580, 155248), (620, 145232), (626, 143840), (899, 100160), (928, 97030), (992, 90770), (1160, 77624), (1240, 72616), (1252, 71920), (1565, 57536), (1798, 50080), (1856, 48515), (1984, 45385), (2320, 38812), (2480, 36308), (2504, 35960), (3130, 28768), (3596, 25040), (4495, 20032), (4640, 19406), (4960, 18154), (5008, 17980), (6260, 14384), (7192, 12520), (8990, 10016), (9077, 9920), (9280, 9703)]