31391136

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:723

約数の個数: 144

約数和(自身を含む): 106614144

約数和(自身を除く): 75223008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 96, 112, 126, 138, 144, 161, 168, 184, 207, 224, 252, 276, 288, 322, 336, 368, 414, 483, 504, 552, 644, 672, 677, 736, 828, 966, 1008, 1104, 1288, 1354, 1449, 1656, 1932, 2016, 2031, 2208, 2576, 2708, 2898, 3312, 3864, 4062, 4739, 5152, 5416, 5796, 6093, 6624, 7728, 8124, 9478, 10832, 11592, 12186, 14217, 15456, 15571, 16248, 18956, 21664, 23184, 24372, 28434, 31142, 32496, 37912, 42651, 46368, 46713, 48744, 56868, 62284, 64992, 75824, 85302, 93426, 97488, 108997, 113736, 124568, 140139, 151648, 170604, 186852, 194976, 217994, 227472, 249136, 280278, 326991, 341208, 373704, 435988, 454944, 498272, 560556, 653982, 682416, 747408, 871976, 980973, 1121112, 1307964, 1364832, 1494816, 1743952, 1961946, 2242224, 2615928, 3487904, 3923892, 4484448, 5231856, 7847784, 10463712, 15695568, 31391136]

約数ペア:

[(1, 31391136), (2, 15695568), (3, 10463712), (4, 7847784), (6, 5231856), (7, 4484448), (8, 3923892), (9, 3487904), (12, 2615928), (14, 2242224), (16, 1961946), (18, 1743952), (21, 1494816), (23, 1364832), (24, 1307964), (28, 1121112), (32, 980973), (36, 871976), (42, 747408), (46, 682416), (48, 653982), (56, 560556), (63, 498272), (69, 454944), (72, 435988), (84, 373704), (92, 341208), (96, 326991), (112, 280278), (126, 249136), (138, 227472), (144, 217994), (161, 194976), (168, 186852), (184, 170604), (207, 151648), (224, 140139), (252, 124568), (276, 113736), (288, 108997), (322, 97488), (336, 93426), (368, 85302), (414, 75824), (483, 64992), (504, 62284), (552, 56868), (644, 48744), (672, 46713), (677, 46368), (736, 42651), (828, 37912), (966, 32496), (1008, 31142), (1104, 28434), (1288, 24372), (1354, 23184), (1449, 21664), (1656, 18956), (1932, 16248), (2016, 15571), (2031, 15456), (2208, 14217), (2576, 12186), (2708, 11592), (2898, 10832), (3312, 9478), (3864, 8124), (4062, 7728), (4739, 6624), (5152, 6093), (5416, 5796)]