61354040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 163296000

約数和(自身を除く): 101941960

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 41, 44, 55, 76, 82, 88, 95, 110, 152, 164, 179, 190, 205, 209, 220, 328, 358, 380, 410, 418, 440, 451, 716, 760, 779, 820, 836, 895, 902, 1045, 1432, 1558, 1640, 1672, 1790, 1804, 1969, 2090, 2255, 3116, 3401, 3580, 3608, 3895, 3938, 4180, 4510, 6232, 6802, 7160, 7339, 7790, 7876, 8360, 8569, 9020, 9845, 13604, 14678, 15580, 15752, 17005, 17138, 18040, 19690, 27208, 29356, 31160, 34010, 34276, 36695, 37411, 39380, 42845, 58712, 68020, 68552, 73390, 74822, 78760, 80729, 85690, 136040, 139441, 146780, 149644, 161458, 171380, 187055, 278882, 293560, 299288, 322916, 342760, 374110, 403645, 557764, 645832, 697205, 748220, 807290, 1115528, 1394410, 1496440, 1533851, 1614580, 2788820, 3067702, 3229160, 5577640, 6135404, 7669255, 12270808, 15338510, 30677020, 61354040]

約数ペア:

[(1, 61354040), (2, 30677020), (4, 15338510), (5, 12270808), (8, 7669255), (10, 6135404), (11, 5577640), (19, 3229160), (20, 3067702), (22, 2788820), (38, 1614580), (40, 1533851), (41, 1496440), (44, 1394410), (55, 1115528), (76, 807290), (82, 748220), (88, 697205), (95, 645832), (110, 557764), (152, 403645), (164, 374110), (179, 342760), (190, 322916), (205, 299288), (209, 293560), (220, 278882), (328, 187055), (358, 171380), (380, 161458), (410, 149644), (418, 146780), (440, 139441), (451, 136040), (716, 85690), (760, 80729), (779, 78760), (820, 74822), (836, 73390), (895, 68552), (902, 68020), (1045, 58712), (1432, 42845), (1558, 39380), (1640, 37411), (1672, 36695), (1790, 34276), (1804, 34010), (1969, 31160), (2090, 29356), (2255, 27208), (3116, 19690), (3401, 18040), (3580, 17138), (3608, 17005), (3895, 15752), (3938, 15580), (4180, 14678), (4510, 13604), (6232, 9845), (6802, 9020), (7160, 8569), (7339, 8360), (7790, 7876)]