311808540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3163}}^1$

素因数の和:3259

約数の個数: 96

約数和(自身を含む): 918521856

約数和(自身を除く): 606713316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 53, 60, 62, 93, 106, 124, 155, 159, 186, 212, 265, 310, 318, 372, 465, 530, 620, 636, 795, 930, 1060, 1590, 1643, 1860, 3163, 3180, 3286, 4929, 6326, 6572, 8215, 9489, 9858, 12652, 15815, 16430, 18978, 19716, 24645, 31630, 32860, 37956, 47445, 49290, 63260, 94890, 98053, 98580, 167639, 189780, 196106, 294159, 335278, 392212, 490265, 502917, 588318, 670556, 838195, 980530, 1005834, 1176636, 1470795, 1676390, 1961060, 2011668, 2514585, 2941590, 3352780, 5029170, 5196809, 5883180, 10058340, 10393618, 15590427, 20787236, 25984045, 31180854, 51968090, 62361708, 77952135, 103936180, 155904270, 311808540]

約数ペア:

[(1, 311808540), (2, 155904270), (3, 103936180), (4, 77952135), (5, 62361708), (6, 51968090), (10, 31180854), (12, 25984045), (15, 20787236), (20, 15590427), (30, 10393618), (31, 10058340), (53, 5883180), (60, 5196809), (62, 5029170), (93, 3352780), (106, 2941590), (124, 2514585), (155, 2011668), (159, 1961060), (186, 1676390), (212, 1470795), (265, 1176636), (310, 1005834), (318, 980530), (372, 838195), (465, 670556), (530, 588318), (620, 502917), (636, 490265), (795, 392212), (930, 335278), (1060, 294159), (1590, 196106), (1643, 189780), (1860, 167639), (3163, 98580), (3180, 98053), (3286, 94890), (4929, 63260), (6326, 49290), (6572, 47445), (8215, 37956), (9489, 32860), (9858, 31630), (12652, 24645), (15815, 19716), (16430, 18978)]