127535980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2347}}^1$

素因数の和:2399

約数の個数: 96

約数和(自身を含む): 331349760

約数和(自身を除く): 203813780

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 190, 209, 220, 247, 260, 286, 380, 418, 494, 572, 715, 836, 988, 1045, 1235, 1430, 2090, 2347, 2470, 2717, 2860, 4180, 4694, 4940, 5434, 9388, 10868, 11735, 13585, 23470, 25817, 27170, 30511, 44593, 46940, 51634, 54340, 61022, 89186, 103268, 122044, 129085, 152555, 178372, 222965, 258170, 305110, 335621, 445930, 490523, 516340, 579709, 610220, 671242, 891860, 981046, 1159418, 1342484, 1678105, 1962092, 2318836, 2452615, 2898545, 3356210, 4905230, 5797090, 6376799, 6712420, 9810460, 11594180, 12753598, 25507196, 31883995, 63767990, 127535980]

約数ペア:

[(1, 127535980), (2, 63767990), (4, 31883995), (5, 25507196), (10, 12753598), (11, 11594180), (13, 9810460), (19, 6712420), (20, 6376799), (22, 5797090), (26, 4905230), (38, 3356210), (44, 2898545), (52, 2452615), (55, 2318836), (65, 1962092), (76, 1678105), (95, 1342484), (110, 1159418), (130, 981046), (143, 891860), (190, 671242), (209, 610220), (220, 579709), (247, 516340), (260, 490523), (286, 445930), (380, 335621), (418, 305110), (494, 258170), (572, 222965), (715, 178372), (836, 152555), (988, 129085), (1045, 122044), (1235, 103268), (1430, 89186), (2090, 61022), (2347, 54340), (2470, 51634), (2717, 46940), (2860, 44593), (4180, 30511), (4694, 27170), (4940, 25817), (5434, 23470), (9388, 13585), (10868, 11735)]