338282820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30809}}^1$

素因数の和:30885

約数の個数: 72

約数和(自身を含む): 1042980120

約数和(自身を除く): 704697300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 30809, 61618, 92427, 123236, 154045, 184854, 277281, 308090, 369708, 462135, 554562, 616180, 924270, 1109124, 1386405, 1848540, 1879349, 2772810, 3758698, 5545620, 5638047, 7517396, 9396745, 11276094, 16914141, 18793490, 22552188, 28190235, 33828282, 37586980, 56380470, 67656564, 84570705, 112760940, 169141410, 338282820]

約数ペア:

[(1, 338282820), (2, 169141410), (3, 112760940), (4, 84570705), (5, 67656564), (6, 56380470), (9, 37586980), (10, 33828282), (12, 28190235), (15, 22552188), (18, 18793490), (20, 16914141), (30, 11276094), (36, 9396745), (45, 7517396), (60, 5638047), (61, 5545620), (90, 3758698), (122, 2772810), (180, 1879349), (183, 1848540), (244, 1386405), (305, 1109124), (366, 924270), (549, 616180), (610, 554562), (732, 462135), (915, 369708), (1098, 308090), (1220, 277281), (1830, 184854), (2196, 154045), (2745, 123236), (3660, 92427), (5490, 61618), (10980, 30809)]