123806560

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 306028800

約数和(自身を除く): 182222240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 109, 124, 155, 160, 218, 229, 248, 310, 436, 458, 496, 545, 620, 872, 916, 992, 1090, 1145, 1240, 1744, 1832, 2180, 2290, 2480, 3379, 3488, 3664, 4360, 4580, 4960, 6758, 7099, 7328, 8720, 9160, 13516, 14198, 16895, 17440, 18320, 24961, 27032, 28396, 33790, 35495, 36640, 49922, 54064, 56792, 67580, 70990, 99844, 108128, 113584, 124805, 135160, 141980, 199688, 227168, 249610, 270320, 283960, 399376, 499220, 540640, 567920, 773791, 798752, 998440, 1135840, 1547582, 1996880, 3095164, 3868955, 3993760, 6190328, 7737910, 12380656, 15475820, 24761312, 30951640, 61903280, 123806560]

約数ペア:

[(1, 123806560), (2, 61903280), (4, 30951640), (5, 24761312), (8, 15475820), (10, 12380656), (16, 7737910), (20, 6190328), (31, 3993760), (32, 3868955), (40, 3095164), (62, 1996880), (80, 1547582), (109, 1135840), (124, 998440), (155, 798752), (160, 773791), (218, 567920), (229, 540640), (248, 499220), (310, 399376), (436, 283960), (458, 270320), (496, 249610), (545, 227168), (620, 199688), (872, 141980), (916, 135160), (992, 124805), (1090, 113584), (1145, 108128), (1240, 99844), (1744, 70990), (1832, 67580), (2180, 56792), (2290, 54064), (2480, 49922), (3379, 36640), (3488, 35495), (3664, 33790), (4360, 28396), (4580, 27032), (4960, 24961), (6758, 18320), (7099, 17440), (7328, 16895), (8720, 14198), (9160, 13516)]