67906980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13009}}^1$

素因数の和:13053

約数の個数: 72

約数和(自身を含む): 213103800

約数和(自身を除く): 145196820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 13009, 26018, 39027, 52036, 65045, 78054, 117081, 130090, 156108, 195135, 234162, 260180, 377261, 390270, 468324, 585405, 754522, 780540, 1131783, 1170810, 1509044, 1886305, 2263566, 2341620, 3395349, 3772610, 4527132, 5658915, 6790698, 7545220, 11317830, 13581396, 16976745, 22635660, 33953490, 67906980]

約数ペア:

[(1, 67906980), (2, 33953490), (3, 22635660), (4, 16976745), (5, 13581396), (6, 11317830), (9, 7545220), (10, 6790698), (12, 5658915), (15, 4527132), (18, 3772610), (20, 3395349), (29, 2341620), (30, 2263566), (36, 1886305), (45, 1509044), (58, 1170810), (60, 1131783), (87, 780540), (90, 754522), (116, 585405), (145, 468324), (174, 390270), (180, 377261), (261, 260180), (290, 234162), (348, 195135), (435, 156108), (522, 130090), (580, 117081), (870, 78054), (1044, 65045), (1305, 52036), (1740, 39027), (2610, 26018), (5220, 13009)]