78120324

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:841

約数の個数: 72

約数和(自身を含む): 209343680

約数和(自身を除く): 131223356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 181, 228, 342, 362, 543, 631, 684, 724, 1086, 1262, 1629, 1893, 2172, 2524, 3258, 3439, 3786, 5679, 6516, 6878, 7572, 10317, 11358, 11989, 13756, 20634, 22716, 23978, 30951, 35967, 41268, 47956, 61902, 71934, 107901, 114211, 123804, 143868, 215802, 228422, 342633, 431604, 456844, 685266, 1027899, 1370532, 2055798, 2170009, 4111596, 4340018, 6510027, 8680036, 13020054, 19530081, 26040108, 39060162, 78120324]

約数ペア:

[(1, 78120324), (2, 39060162), (3, 26040108), (4, 19530081), (6, 13020054), (9, 8680036), (12, 6510027), (18, 4340018), (19, 4111596), (36, 2170009), (38, 2055798), (57, 1370532), (76, 1027899), (114, 685266), (171, 456844), (181, 431604), (228, 342633), (342, 228422), (362, 215802), (543, 143868), (631, 123804), (684, 114211), (724, 107901), (1086, 71934), (1262, 61902), (1629, 47956), (1893, 41268), (2172, 35967), (2524, 30951), (3258, 23978), (3439, 22716), (3786, 20634), (5679, 13756), (6516, 11989), (6878, 11358), (7572, 10317)]