331316480

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23531}}^1$

素因数の和:23563

約数の個数: 72

約数和(自身を含む): 865789344

約数和(自身を除く): 534472864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 23531, 47062, 94124, 117655, 188248, 235310, 258841, 376496, 470620, 517682, 752992, 941240, 1035364, 1294205, 1505984, 1882480, 2070728, 2588410, 3011968, 3764960, 4141456, 5176820, 6023936, 7529920, 8282912, 10353640, 15059840, 16565824, 20707280, 30119680, 33131648, 41414560, 66263296, 82829120, 165658240, 331316480]

約数ペア:

[(1, 331316480), (2, 165658240), (4, 82829120), (5, 66263296), (8, 41414560), (10, 33131648), (11, 30119680), (16, 20707280), (20, 16565824), (22, 15059840), (32, 10353640), (40, 8282912), (44, 7529920), (55, 6023936), (64, 5176820), (80, 4141456), (88, 3764960), (110, 3011968), (128, 2588410), (160, 2070728), (176, 1882480), (220, 1505984), (256, 1294205), (320, 1035364), (352, 941240), (440, 752992), (640, 517682), (704, 470620), (880, 376496), (1280, 258841), (1408, 235310), (1760, 188248), (2816, 117655), (3520, 94124), (7040, 47062), (14080, 23531)]