145394960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2616

約数の個数: 80

約数和(自身を含む): 364262400

約数和(自身を除く): 218867440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2549, 2852, 3565, 5098, 5704, 7130, 10196, 11408, 12745, 14260, 20392, 25490, 28520, 40784, 50980, 57040, 58627, 79019, 101960, 117254, 158038, 203920, 234508, 293135, 316076, 395095, 469016, 586270, 632152, 790190, 938032, 1172540, 1264304, 1580380, 1817437, 2345080, 3160760, 3634874, 4690160, 6321520, 7269748, 9087185, 14539496, 18174370, 29078992, 36348740, 72697480, 145394960]

約数ペア:

[(1, 145394960), (2, 72697480), (4, 36348740), (5, 29078992), (8, 18174370), (10, 14539496), (16, 9087185), (20, 7269748), (23, 6321520), (31, 4690160), (40, 3634874), (46, 3160760), (62, 2345080), (80, 1817437), (92, 1580380), (115, 1264304), (124, 1172540), (155, 938032), (184, 790190), (230, 632152), (248, 586270), (310, 469016), (368, 395095), (460, 316076), (496, 293135), (620, 234508), (713, 203920), (920, 158038), (1240, 117254), (1426, 101960), (1840, 79019), (2480, 58627), (2549, 57040), (2852, 50980), (3565, 40784), (5098, 28520), (5704, 25490), (7130, 20392), (10196, 14260), (11408, 12745)]