311915040

素因数分解:

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

素因数の和:4314

約数の個数: 96

約数和(自身を含む): 989029440

約数和(自身を除く): 677114400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 157, 160, 240, 314, 471, 480, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4139, 4710, 5024, 6280, 7536, 8278, 9420, 12417, 12560, 15072, 16556, 18840, 20695, 24834, 25120, 33112, 37680, 41390, 49668, 62085, 66224, 75360, 82780, 99336, 124170, 132448, 165560, 198672, 248340, 331120, 397344, 496680, 649823, 662240, 993360, 1299646, 1949469, 1986720, 2599292, 3249115, 3898938, 5198584, 6498230, 7797876, 9747345, 10397168, 12996460, 15595752, 19494690, 20794336, 25992920, 31191504, 38989380, 51985840, 62383008, 77978760, 103971680, 155957520, 311915040]

約数ペア:

[(1, 311915040), (2, 155957520), (3, 103971680), (4, 77978760), (5, 62383008), (6, 51985840), (8, 38989380), (10, 31191504), (12, 25992920), (15, 20794336), (16, 19494690), (20, 15595752), (24, 12996460), (30, 10397168), (32, 9747345), (40, 7797876), (48, 6498230), (60, 5198584), (80, 3898938), (96, 3249115), (120, 2599292), (157, 1986720), (160, 1949469), (240, 1299646), (314, 993360), (471, 662240), (480, 649823), (628, 496680), (785, 397344), (942, 331120), (1256, 248340), (1570, 198672), (1884, 165560), (2355, 132448), (2512, 124170), (3140, 99336), (3768, 82780), (4139, 75360), (4710, 66224), (5024, 62085), (6280, 49668), (7536, 41390), (8278, 37680), (9420, 33112), (12417, 25120), (12560, 24834), (15072, 20695), (16556, 18840)]