201211290

素因数分解:

$2^1\times 3^6\times 5^1\times 7^1\times {\mathrm{3943}}^1$

素因数の和:3975

約数の個数: 112

約数和(自身を含む): 620754048

約数和(自身を除く): 419542758

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 210, 243, 270, 315, 378, 405, 486, 567, 630, 729, 810, 945, 1134, 1215, 1458, 1701, 1890, 2430, 2835, 3402, 3645, 3943, 5103, 5670, 7290, 7886, 8505, 10206, 11829, 17010, 19715, 23658, 25515, 27601, 35487, 39430, 51030, 55202, 59145, 70974, 82803, 106461, 118290, 138005, 165606, 177435, 212922, 248409, 276010, 319383, 354870, 414015, 496818, 532305, 638766, 745227, 828030, 958149, 1064610, 1242045, 1490454, 1596915, 1916298, 2235681, 2484090, 2874447, 3193830, 3726135, 4471362, 4790745, 5748894, 6707043, 7452270, 9581490, 11178405, 13414086, 14372235, 20121129, 22356810, 28744470, 33535215, 40242258, 67070430, 100605645, 201211290]

約数ペア:

[(1, 201211290), (2, 100605645), (3, 67070430), (5, 40242258), (6, 33535215), (7, 28744470), (9, 22356810), (10, 20121129), (14, 14372235), (15, 13414086), (18, 11178405), (21, 9581490), (27, 7452270), (30, 6707043), (35, 5748894), (42, 4790745), (45, 4471362), (54, 3726135), (63, 3193830), (70, 2874447), (81, 2484090), (90, 2235681), (105, 1916298), (126, 1596915), (135, 1490454), (162, 1242045), (189, 1064610), (210, 958149), (243, 828030), (270, 745227), (315, 638766), (378, 532305), (405, 496818), (486, 414015), (567, 354870), (630, 319383), (729, 276010), (810, 248409), (945, 212922), (1134, 177435), (1215, 165606), (1458, 138005), (1701, 118290), (1890, 106461), (2430, 82803), (2835, 70974), (3402, 59145), (3645, 55202), (3943, 51030), (5103, 39430), (5670, 35487), (7290, 27601), (7886, 25515), (8505, 23658), (10206, 19715), (11829, 17010)]