12122760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 41328000

約数和(自身を除く): 29205240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 409, 456, 494, 520, 570, 741, 760, 780, 818, 988, 1140, 1227, 1235, 1482, 1560, 1636, 1976, 2045, 2280, 2454, 2470, 2964, 3272, 3705, 4090, 4908, 4940, 5317, 5928, 6135, 7410, 7771, 8180, 9816, 9880, 10634, 12270, 14820, 15542, 15951, 16360, 21268, 23313, 24540, 26585, 29640, 31084, 31902, 38855, 42536, 46626, 49080, 53170, 62168, 63804, 77710, 79755, 93252, 101023, 106340, 116565, 127608, 155420, 159510, 186504, 202046, 212680, 233130, 303069, 310840, 319020, 404092, 466260, 505115, 606138, 638040, 808184, 932520, 1010230, 1212276, 1515345, 2020460, 2424552, 3030690, 4040920, 6061380, 12122760]

約数ペア:

[(1, 12122760), (2, 6061380), (3, 4040920), (4, 3030690), (5, 2424552), (6, 2020460), (8, 1515345), (10, 1212276), (12, 1010230), (13, 932520), (15, 808184), (19, 638040), (20, 606138), (24, 505115), (26, 466260), (30, 404092), (38, 319020), (39, 310840), (40, 303069), (52, 233130), (57, 212680), (60, 202046), (65, 186504), (76, 159510), (78, 155420), (95, 127608), (104, 116565), (114, 106340), (120, 101023), (130, 93252), (152, 79755), (156, 77710), (190, 63804), (195, 62168), (228, 53170), (247, 49080), (260, 46626), (285, 42536), (312, 38855), (380, 31902), (390, 31084), (409, 29640), (456, 26585), (494, 24540), (520, 23313), (570, 21268), (741, 16360), (760, 15951), (780, 15542), (818, 14820), (988, 12270), (1140, 10634), (1227, 9880), (1235, 9816), (1482, 8180), (1560, 7771), (1636, 7410), (1976, 6135), (2045, 5928), (2280, 5317), (2454, 4940), (2470, 4908), (2964, 4090), (3272, 3705)]