42217040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 104993280

約数和(自身を除く): 62776240

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, 587, 620, 899, 1160, 1174, 1240, 1798, 2320, 2348, 2480, 2935, 3596, 4495, 4696, 5870, 7192, 8990, 9392, 11740, 14384, 17023, 17980, 18197, 23480, 34046, 35960, 36394, 46960, 68092, 71920, 72788, 85115, 90985, 136184, 145576, 170230, 181970, 272368, 291152, 340460, 363940, 527713, 680920, 727880, 1055426, 1361840, 1455760, 2110852, 2638565, 4221704, 5277130, 8443408, 10554260, 21108520, 42217040]

約数ペア:

[(1, 42217040), (2, 21108520), (4, 10554260), (5, 8443408), (8, 5277130), (10, 4221704), (16, 2638565), (20, 2110852), (29, 1455760), (31, 1361840), (40, 1055426), (58, 727880), (62, 680920), (80, 527713), (116, 363940), (124, 340460), (145, 291152), (155, 272368), (232, 181970), (248, 170230), (290, 145576), (310, 136184), (464, 90985), (496, 85115), (580, 72788), (587, 71920), (620, 68092), (899, 46960), (1160, 36394), (1174, 35960), (1240, 34046), (1798, 23480), (2320, 18197), (2348, 17980), (2480, 17023), (2935, 14384), (3596, 11740), (4495, 9392), (4696, 8990), (5870, 7192)]