231115664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 505634304

約数和(自身を除く): 274518640

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 73, 104, 124, 146, 208, 248, 292, 403, 491, 496, 584, 806, 949, 982, 1168, 1612, 1898, 1964, 2263, 3224, 3796, 3928, 4526, 6383, 6448, 7592, 7856, 9052, 12766, 15184, 15221, 18104, 25532, 29419, 30442, 35843, 36208, 51064, 58838, 60884, 71686, 102128, 117676, 121768, 143372, 197873, 235352, 243536, 286744, 395746, 465959, 470704, 573488, 791492, 931918, 1111133, 1582984, 1863836, 2222266, 3165968, 3727672, 4444532, 7455344, 8889064, 14444729, 17778128, 28889458, 57778916, 115557832, 231115664]

約数ペア:

[(1, 231115664), (2, 115557832), (4, 57778916), (8, 28889458), (13, 17778128), (16, 14444729), (26, 8889064), (31, 7455344), (52, 4444532), (62, 3727672), (73, 3165968), (104, 2222266), (124, 1863836), (146, 1582984), (208, 1111133), (248, 931918), (292, 791492), (403, 573488), (491, 470704), (496, 465959), (584, 395746), (806, 286744), (949, 243536), (982, 235352), (1168, 197873), (1612, 143372), (1898, 121768), (1964, 117676), (2263, 102128), (3224, 71686), (3796, 60884), (3928, 58838), (4526, 51064), (6383, 36208), (6448, 35843), (7592, 30442), (7856, 29419), (9052, 25532), (12766, 18104), (15184, 15221)]