31892580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1087}}^1$

素因数の和:1265

約数の個数: 72

約数和(自身を含む): 97423872

約数和(自身を除く): 65531292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 163, 180, 326, 489, 652, 815, 978, 1087, 1467, 1630, 1956, 2174, 2445, 2934, 3260, 3261, 4348, 4890, 5435, 5868, 6522, 7335, 9780, 9783, 10870, 13044, 14670, 16305, 19566, 21740, 29340, 32610, 39132, 48915, 65220, 97830, 177181, 195660, 354362, 531543, 708724, 885905, 1063086, 1594629, 1771810, 2126172, 2657715, 3189258, 3543620, 5315430, 6378516, 7973145, 10630860, 15946290, 31892580]

約数ペア:

[(1, 31892580), (2, 15946290), (3, 10630860), (4, 7973145), (5, 6378516), (6, 5315430), (9, 3543620), (10, 3189258), (12, 2657715), (15, 2126172), (18, 1771810), (20, 1594629), (30, 1063086), (36, 885905), (45, 708724), (60, 531543), (90, 354362), (163, 195660), (180, 177181), (326, 97830), (489, 65220), (652, 48915), (815, 39132), (978, 32610), (1087, 29340), (1467, 21740), (1630, 19566), (1956, 16305), (2174, 14670), (2445, 13044), (2934, 10870), (3260, 9783), (3261, 9780), (4348, 7335), (4890, 6522), (5435, 5868)]