18776880

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8693}}^1$

素因数の和:8715

約数の個数: 80

約数和(自身を含む): 64683360

約数和(自身を除く): 45906480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8693, 17386, 26079, 34772, 43465, 52158, 69544, 78237, 86930, 104316, 130395, 139088, 156474, 173860, 208632, 234711, 260790, 312948, 347720, 391185, 417264, 469422, 521580, 625896, 695440, 782370, 938844, 1043160, 1173555, 1251792, 1564740, 1877688, 2086320, 2347110, 3129480, 3755376, 4694220, 6258960, 9388440, 18776880]

約数ペア:

[(1, 18776880), (2, 9388440), (3, 6258960), (4, 4694220), (5, 3755376), (6, 3129480), (8, 2347110), (9, 2086320), (10, 1877688), (12, 1564740), (15, 1251792), (16, 1173555), (18, 1043160), (20, 938844), (24, 782370), (27, 695440), (30, 625896), (36, 521580), (40, 469422), (45, 417264), (48, 391185), (54, 347720), (60, 312948), (72, 260790), (80, 234711), (90, 208632), (108, 173860), (120, 156474), (135, 139088), (144, 130395), (180, 104316), (216, 86930), (240, 78237), (270, 69544), (360, 52158), (432, 43465), (540, 34772), (720, 26079), (1080, 17386), (2160, 8693)]