30677020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:259

約数の個数: 96

約数和(自身を含む): 76204800

約数和(自身を除く): 45527780

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 55, 76, 82, 95, 110, 164, 179, 190, 205, 209, 220, 358, 380, 410, 418, 451, 716, 779, 820, 836, 895, 902, 1045, 1558, 1790, 1804, 1969, 2090, 2255, 3116, 3401, 3580, 3895, 3938, 4180, 4510, 6802, 7339, 7790, 7876, 8569, 9020, 9845, 13604, 14678, 15580, 17005, 17138, 19690, 29356, 34010, 34276, 36695, 37411, 39380, 42845, 68020, 73390, 74822, 80729, 85690, 139441, 146780, 149644, 161458, 171380, 187055, 278882, 322916, 374110, 403645, 557764, 697205, 748220, 807290, 1394410, 1533851, 1614580, 2788820, 3067702, 6135404, 7669255, 15338510, 30677020]

約数ペア:

[(1, 30677020), (2, 15338510), (4, 7669255), (5, 6135404), (10, 3067702), (11, 2788820), (19, 1614580), (20, 1533851), (22, 1394410), (38, 807290), (41, 748220), (44, 697205), (55, 557764), (76, 403645), (82, 374110), (95, 322916), (110, 278882), (164, 187055), (179, 171380), (190, 161458), (205, 149644), (209, 146780), (220, 139441), (358, 85690), (380, 80729), (410, 74822), (418, 73390), (451, 68020), (716, 42845), (779, 39380), (820, 37411), (836, 36695), (895, 34276), (902, 34010), (1045, 29356), (1558, 19690), (1790, 17138), (1804, 17005), (1969, 15580), (2090, 14678), (2255, 13604), (3116, 9845), (3401, 9020), (3580, 8569), (3895, 7876), (3938, 7790), (4180, 7339), (4510, 6802)]