155957520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4139}}^1$

素因数の和:4312

約数の個数: 80

約数和(自身を含む): 486665280

約数和(自身を除く): 330707760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4139, 4710, 6280, 7536, 8278, 9420, 12417, 12560, 16556, 18840, 20695, 24834, 33112, 37680, 41390, 49668, 62085, 66224, 82780, 99336, 124170, 165560, 198672, 248340, 331120, 496680, 649823, 993360, 1299646, 1949469, 2599292, 3249115, 3898938, 5198584, 6498230, 7797876, 9747345, 10397168, 12996460, 15595752, 19494690, 25992920, 31191504, 38989380, 51985840, 77978760, 155957520]

約数ペア:

[(1, 155957520), (2, 77978760), (3, 51985840), (4, 38989380), (5, 31191504), (6, 25992920), (8, 19494690), (10, 15595752), (12, 12996460), (15, 10397168), (16, 9747345), (20, 7797876), (24, 6498230), (30, 5198584), (40, 3898938), (48, 3249115), (60, 2599292), (80, 1949469), (120, 1299646), (157, 993360), (240, 649823), (314, 496680), (471, 331120), (628, 248340), (785, 198672), (942, 165560), (1256, 124170), (1570, 99336), (1884, 82780), (2355, 66224), (2512, 62085), (3140, 49668), (3768, 41390), (4139, 37680), (4710, 33112), (6280, 24834), (7536, 20695), (8278, 18840), (9420, 16556), (12417, 12560)]