19480688760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{89839}}^1$

素因数の和:90005

約数の個数: 128

約数和(自身を含む): 63391104000

約数和(自身を除く): 43910415240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 139, 156, 195, 260, 278, 312, 390, 417, 520, 556, 695, 780, 834, 1112, 1390, 1560, 1668, 1807, 2085, 2780, 3336, 3614, 4170, 5421, 5560, 7228, 8340, 9035, 10842, 14456, 16680, 18070, 21684, 27105, 36140, 43368, 54210, 72280, 89839, 108420, 179678, 216840, 269517, 359356, 449195, 539034, 718712, 898390, 1078068, 1167907, 1347585, 1796780, 2156136, 2335814, 2695170, 3503721, 3593560, 4671628, 5390340, 5839535, 7007442, 9343256, 10780680, 11679070, 12487621, 14014884, 17518605, 23358140, 24975242, 28029768, 35037210, 37462863, 46716280, 49950484, 62438105, 70074420, 74925726, 99900968, 124876210, 140148840, 149851452, 162339073, 187314315, 249752420, 299702904, 324678146, 374628630, 487017219, 499504840, 649356292, 749257260, 811695365, 974034438, 1298712584, 1498514520, 1623390730, 1948068876, 2435086095, 3246781460, 3896137752, 4870172190, 6493562920, 9740344380, 19480688760]

約数ペア:

[(1, 19480688760), (2, 9740344380), (3, 6493562920), (4, 4870172190), (5, 3896137752), (6, 3246781460), (8, 2435086095), (10, 1948068876), (12, 1623390730), (13, 1498514520), (15, 1298712584), (20, 974034438), (24, 811695365), (26, 749257260), (30, 649356292), (39, 499504840), (40, 487017219), (52, 374628630), (60, 324678146), (65, 299702904), (78, 249752420), (104, 187314315), (120, 162339073), (130, 149851452), (139, 140148840), (156, 124876210), (195, 99900968), (260, 74925726), (278, 70074420), (312, 62438105), (390, 49950484), (417, 46716280), (520, 37462863), (556, 35037210), (695, 28029768), (780, 24975242), (834, 23358140), (1112, 17518605), (1390, 14014884), (1560, 12487621), (1668, 11679070), (1807, 10780680), (2085, 9343256), (2780, 7007442), (3336, 5839535), (3614, 5390340), (4170, 4671628), (5421, 3593560), (5560, 3503721), (7228, 2695170), (8340, 2335814), (9035, 2156136), (10842, 1796780), (14456, 1347585), (16680, 1167907), (18070, 1078068), (21684, 898390), (27105, 718712), (36140, 539034), (43368, 449195), (54210, 359356), (72280, 269517), (89839, 216840), (108420, 179678)]