15840072

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{11579}}^1$

素因数の和:11610

約数の個数: 48

約数和(自身を含む): 45162000

約数和(自身を除く): 29321928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 11579, 23158, 34737, 46316, 69474, 92632, 104211, 138948, 208422, 220001, 277896, 416844, 440002, 660003, 833688, 880004, 1320006, 1760008, 1980009, 2640012, 3960018, 5280024, 7920036, 15840072]

約数ペア:

[(1, 15840072), (2, 7920036), (3, 5280024), (4, 3960018), (6, 2640012), (8, 1980009), (9, 1760008), (12, 1320006), (18, 880004), (19, 833688), (24, 660003), (36, 440002), (38, 416844), (57, 277896), (72, 220001), (76, 208422), (114, 138948), (152, 104211), (171, 92632), (228, 69474), (342, 46316), (456, 34737), (684, 23158), (1368, 11579)]