320795220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{359}}^1$

素因数の和:705

約数の個数: 96

約数和(自身を含む): 920989440

約数和(自身を除く): 600194220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 281, 318, 359, 530, 562, 636, 718, 795, 843, 1060, 1077, 1124, 1405, 1436, 1590, 1686, 1795, 2154, 2810, 3180, 3372, 3590, 4215, 4308, 5385, 5620, 7180, 8430, 10770, 14893, 16860, 19027, 21540, 29786, 38054, 44679, 57081, 59572, 74465, 76108, 89358, 95135, 100879, 114162, 148930, 178716, 190270, 201758, 223395, 228324, 285405, 297860, 302637, 380540, 403516, 446790, 504395, 570810, 605274, 893580, 1008790, 1141620, 1210548, 1513185, 2017580, 3026370, 5346587, 6052740, 10693174, 16039761, 21386348, 26732935, 32079522, 53465870, 64159044, 80198805, 106931740, 160397610, 320795220]

約数ペア:

[(1, 320795220), (2, 160397610), (3, 106931740), (4, 80198805), (5, 64159044), (6, 53465870), (10, 32079522), (12, 26732935), (15, 21386348), (20, 16039761), (30, 10693174), (53, 6052740), (60, 5346587), (106, 3026370), (159, 2017580), (212, 1513185), (265, 1210548), (281, 1141620), (318, 1008790), (359, 893580), (530, 605274), (562, 570810), (636, 504395), (718, 446790), (795, 403516), (843, 380540), (1060, 302637), (1077, 297860), (1124, 285405), (1405, 228324), (1436, 223395), (1590, 201758), (1686, 190270), (1795, 178716), (2154, 148930), (2810, 114162), (3180, 100879), (3372, 95135), (3590, 89358), (4215, 76108), (4308, 74465), (5385, 59572), (5620, 57081), (7180, 44679), (8430, 38054), (10770, 29786), (14893, 21540), (16860, 19027)]