40330160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 107560080

約数和(自身を除く): 67229920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 157, 169, 190, 208, 247, 260, 304, 314, 338, 380, 494, 520, 628, 676, 760, 785, 845, 988, 1040, 1235, 1256, 1352, 1520, 1570, 1690, 1976, 2041, 2470, 2512, 2704, 2983, 3140, 3211, 3380, 3952, 4082, 4940, 5966, 6280, 6422, 6760, 8164, 9880, 10205, 11932, 12560, 12844, 13520, 14915, 16055, 16328, 19760, 20410, 23864, 25688, 26533, 29830, 32110, 32656, 38779, 40820, 47728, 51376, 53066, 59660, 64220, 77558, 81640, 106132, 119320, 128440, 132665, 155116, 163280, 193895, 212264, 238640, 256880, 265330, 310232, 387790, 424528, 504127, 530660, 620464, 775580, 1008254, 1061320, 1551160, 2016508, 2122640, 2520635, 3102320, 4033016, 5041270, 8066032, 10082540, 20165080, 40330160]

約数ペア:

[(1, 40330160), (2, 20165080), (4, 10082540), (5, 8066032), (8, 5041270), (10, 4033016), (13, 3102320), (16, 2520635), (19, 2122640), (20, 2016508), (26, 1551160), (38, 1061320), (40, 1008254), (52, 775580), (65, 620464), (76, 530660), (80, 504127), (95, 424528), (104, 387790), (130, 310232), (152, 265330), (157, 256880), (169, 238640), (190, 212264), (208, 193895), (247, 163280), (260, 155116), (304, 132665), (314, 128440), (338, 119320), (380, 106132), (494, 81640), (520, 77558), (628, 64220), (676, 59660), (760, 53066), (785, 51376), (845, 47728), (988, 40820), (1040, 38779), (1235, 32656), (1256, 32110), (1352, 29830), (1520, 26533), (1570, 25688), (1690, 23864), (1976, 20410), (2041, 19760), (2470, 16328), (2512, 16055), (2704, 14915), (2983, 13520), (3140, 12844), (3211, 12560), (3380, 11932), (3952, 10205), (4082, 9880), (4940, 8164), (5966, 6760), (6280, 6422)]