30408448

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 70640640

約数和(自身を除く): 40232192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 239, 256, 284, 448, 478, 497, 568, 896, 956, 994, 1136, 1673, 1792, 1912, 1988, 2272, 3346, 3824, 3976, 4544, 6692, 7648, 7952, 9088, 13384, 15296, 15904, 16969, 18176, 26768, 30592, 31808, 33938, 53536, 61184, 63616, 67876, 107072, 118783, 127232, 135752, 214144, 237566, 271504, 428288, 475132, 543008, 950264, 1086016, 1900528, 2172032, 3801056, 4344064, 7602112, 15204224, 30408448]

約数ペア:

[(1, 30408448), (2, 15204224), (4, 7602112), (7, 4344064), (8, 3801056), (14, 2172032), (16, 1900528), (28, 1086016), (32, 950264), (56, 543008), (64, 475132), (71, 428288), (112, 271504), (128, 237566), (142, 214144), (224, 135752), (239, 127232), (256, 118783), (284, 107072), (448, 67876), (478, 63616), (497, 61184), (568, 53536), (896, 33938), (956, 31808), (994, 30592), (1136, 26768), (1673, 18176), (1792, 16969), (1912, 15904), (1988, 15296), (2272, 13384), (3346, 9088), (3824, 7952), (3976, 7648), (4544, 6692)]