77828220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5923}}^1$

素因数の和:6011

約数の個数: 72

約数和(自身を含む): 239353296

約数和(自身を除く): 161525076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 5923, 6570, 11846, 13140, 17769, 23692, 29615, 35538, 53307, 59230, 71076, 88845, 106614, 118460, 177690, 213228, 266535, 355380, 432379, 533070, 864758, 1066140, 1297137, 1729516, 2161895, 2594274, 3891411, 4323790, 5188548, 6485685, 7782822, 8647580, 12971370, 15565644, 19457055, 25942740, 38914110, 77828220]

約数ペア:

[(1, 77828220), (2, 38914110), (3, 25942740), (4, 19457055), (5, 15565644), (6, 12971370), (9, 8647580), (10, 7782822), (12, 6485685), (15, 5188548), (18, 4323790), (20, 3891411), (30, 2594274), (36, 2161895), (45, 1729516), (60, 1297137), (73, 1066140), (90, 864758), (146, 533070), (180, 432379), (219, 355380), (292, 266535), (365, 213228), (438, 177690), (657, 118460), (730, 106614), (876, 88845), (1095, 71076), (1314, 59230), (1460, 53307), (2190, 35538), (2628, 29615), (3285, 23692), (4380, 17769), (5923, 13140), (6570, 11846)]