131278112

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:430

約数の個数: 96

約数和(自身を含む): 312947712

約数和(自身を除く): 181669600

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 83, 92, 112, 161, 166, 184, 224, 307, 322, 332, 368, 581, 614, 644, 664, 736, 1162, 1228, 1288, 1328, 1909, 2149, 2324, 2456, 2576, 2656, 3818, 4298, 4648, 4912, 5152, 7061, 7636, 8596, 9296, 9824, 13363, 14122, 15272, 17192, 18592, 25481, 26726, 28244, 30544, 34384, 49427, 50962, 53452, 56488, 61088, 68768, 98854, 101924, 106904, 112976, 178367, 197708, 203848, 213808, 225952, 356734, 395416, 407696, 427616, 586063, 713468, 790832, 815392, 1172126, 1426936, 1581664, 2344252, 2853872, 4102441, 4688504, 5707744, 8204882, 9377008, 16409764, 18754016, 32819528, 65639056, 131278112]

約数ペア:

[(1, 131278112), (2, 65639056), (4, 32819528), (7, 18754016), (8, 16409764), (14, 9377008), (16, 8204882), (23, 5707744), (28, 4688504), (32, 4102441), (46, 2853872), (56, 2344252), (83, 1581664), (92, 1426936), (112, 1172126), (161, 815392), (166, 790832), (184, 713468), (224, 586063), (307, 427616), (322, 407696), (332, 395416), (368, 356734), (581, 225952), (614, 213808), (644, 203848), (664, 197708), (736, 178367), (1162, 112976), (1228, 106904), (1288, 101924), (1328, 98854), (1909, 68768), (2149, 61088), (2324, 56488), (2456, 53452), (2576, 50962), (2656, 49427), (3818, 34384), (4298, 30544), (4648, 28244), (4912, 26726), (5152, 25481), (7061, 18592), (7636, 17192), (8596, 15272), (9296, 14122), (9824, 13363)]