1218890624

素因数分解:

$2^7\times 7^1\times {\mathrm{101}}^1\times {\mathrm{13469}}^1$

素因数の和:13591

約数の個数: 64

約数和(自身を含む): 2802837600

約数和(自身を除く): 1583946976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 101, 112, 128, 202, 224, 404, 448, 707, 808, 896, 1414, 1616, 2828, 3232, 5656, 6464, 11312, 12928, 13469, 22624, 26938, 45248, 53876, 90496, 94283, 107752, 188566, 215504, 377132, 431008, 754264, 862016, 1360369, 1508528, 1724032, 2720738, 3017056, 5441476, 6034112, 9522583, 10882952, 12068224, 19045166, 21765904, 38090332, 43531808, 76180664, 87063616, 152361328, 174127232, 304722656, 609445312, 1218890624]

約数ペア:

[(1, 1218890624), (2, 609445312), (4, 304722656), (7, 174127232), (8, 152361328), (14, 87063616), (16, 76180664), (28, 43531808), (32, 38090332), (56, 21765904), (64, 19045166), (101, 12068224), (112, 10882952), (128, 9522583), (202, 6034112), (224, 5441476), (404, 3017056), (448, 2720738), (707, 1724032), (808, 1508528), (896, 1360369), (1414, 862016), (1616, 754264), (2828, 431008), (3232, 377132), (5656, 215504), (6464, 188566), (11312, 107752), (12928, 94283), (13469, 90496), (22624, 53876), (26938, 45248)]