1219761720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1129409}}^1$

素因数の和:1129429

約数の個数: 64

約数和(自身を含む): 4065876000

約数和(自身を除く): 2846114280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 1129409, 2258818, 3388227, 4517636, 5647045, 6776454, 9035272, 10164681, 11294090, 13552908, 16941135, 20329362, 22588180, 27105816, 30494043, 33882270, 40658724, 45176360, 50823405, 60988086, 67764540, 81317448, 101646810, 121976172, 135529080, 152470215, 203293620, 243952344, 304940430, 406587240, 609880860, 1219761720]

約数ペア:

[(1, 1219761720), (2, 609880860), (3, 406587240), (4, 304940430), (5, 243952344), (6, 203293620), (8, 152470215), (9, 135529080), (10, 121976172), (12, 101646810), (15, 81317448), (18, 67764540), (20, 60988086), (24, 50823405), (27, 45176360), (30, 40658724), (36, 33882270), (40, 30494043), (45, 27105816), (54, 22588180), (60, 20329362), (72, 16941135), (90, 13552908), (108, 11294090), (120, 10164681), (135, 9035272), (180, 6776454), (216, 5647045), (270, 4517636), (360, 3388227), (540, 2258818), (1080, 1129409)]