30621920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1439}}^1$

素因数の和:1480

約数の個数: 96

約数和(自身を含む): 87091200

約数和(自身を除く): 56469280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1330, 1439, 1520, 2128, 2660, 2878, 3040, 4256, 5320, 5756, 7195, 10073, 10640, 11512, 14390, 20146, 21280, 23024, 27341, 28780, 40292, 46048, 50365, 54682, 57560, 80584, 100730, 109364, 115120, 136705, 161168, 191387, 201460, 218728, 230240, 273410, 322336, 382774, 402920, 437456, 546820, 765548, 805840, 874912, 956935, 1093640, 1531096, 1611680, 1913870, 2187280, 3062192, 3827740, 4374560, 6124384, 7655480, 15310960, 30621920]

約数ペア:

[(1, 30621920), (2, 15310960), (4, 7655480), (5, 6124384), (7, 4374560), (8, 3827740), (10, 3062192), (14, 2187280), (16, 1913870), (19, 1611680), (20, 1531096), (28, 1093640), (32, 956935), (35, 874912), (38, 805840), (40, 765548), (56, 546820), (70, 437456), (76, 402920), (80, 382774), (95, 322336), (112, 273410), (133, 230240), (140, 218728), (152, 201460), (160, 191387), (190, 161168), (224, 136705), (266, 115120), (280, 109364), (304, 100730), (380, 80584), (532, 57560), (560, 54682), (608, 50365), (665, 46048), (760, 40292), (1064, 28780), (1120, 27341), (1330, 23024), (1439, 21280), (1520, 20146), (2128, 14390), (2660, 11512), (2878, 10640), (3040, 10073), (4256, 7195), (5320, 5756)]