128855760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{48809}}^1$

素因数の和:48836

約数の個数: 80

約数和(自身を含む): 435775680

約数和(自身を除く): 306919920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 48809, 97618, 146427, 195236, 244045, 292854, 390472, 488090, 536899, 585708, 732135, 780944, 976180, 1073798, 1171416, 1464270, 1610697, 1952360, 2147596, 2342832, 2684495, 2928540, 3221394, 3904720, 4295192, 5368990, 5857080, 6442788, 8053485, 8590384, 10737980, 11714160, 12885576, 16106970, 21475960, 25771152, 32213940, 42951920, 64427880, 128855760]

約数ペア:

[(1, 128855760), (2, 64427880), (3, 42951920), (4, 32213940), (5, 25771152), (6, 21475960), (8, 16106970), (10, 12885576), (11, 11714160), (12, 10737980), (15, 8590384), (16, 8053485), (20, 6442788), (22, 5857080), (24, 5368990), (30, 4295192), (33, 3904720), (40, 3221394), (44, 2928540), (48, 2684495), (55, 2342832), (60, 2147596), (66, 1952360), (80, 1610697), (88, 1464270), (110, 1171416), (120, 1073798), (132, 976180), (165, 780944), (176, 732135), (220, 585708), (240, 536899), (264, 488090), (330, 390472), (440, 292854), (528, 244045), (660, 195236), (880, 146427), (1320, 97618), (2640, 48809)]