18275220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 120

約数和(自身を含む): 59459400

約数和(自身を除く): 41184180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 389, 405, 435, 522, 540, 580, 778, 783, 810, 870, 1044, 1167, 1305, 1556, 1566, 1620, 1740, 1945, 2334, 2349, 2610, 3132, 3501, 3890, 3915, 4668, 4698, 5220, 5835, 7002, 7780, 7830, 9396, 10503, 11281, 11670, 11745, 14004, 15660, 17505, 21006, 22562, 23340, 23490, 31509, 33843, 35010, 42012, 45124, 46980, 52515, 56405, 63018, 67686, 70020, 101529, 105030, 112810, 126036, 135372, 157545, 169215, 203058, 210060, 225620, 304587, 315090, 338430, 406116, 507645, 609174, 630180, 676860, 913761, 1015290, 1218348, 1522935, 1827522, 2030580, 3045870, 3655044, 4568805, 6091740, 9137610, 18275220]

約数ペア:

[(1, 18275220), (2, 9137610), (3, 6091740), (4, 4568805), (5, 3655044), (6, 3045870), (9, 2030580), (10, 1827522), (12, 1522935), (15, 1218348), (18, 1015290), (20, 913761), (27, 676860), (29, 630180), (30, 609174), (36, 507645), (45, 406116), (54, 338430), (58, 315090), (60, 304587), (81, 225620), (87, 210060), (90, 203058), (108, 169215), (116, 157545), (135, 135372), (145, 126036), (162, 112810), (174, 105030), (180, 101529), (261, 70020), (270, 67686), (290, 63018), (324, 56405), (348, 52515), (389, 46980), (405, 45124), (435, 42012), (522, 35010), (540, 33843), (580, 31509), (778, 23490), (783, 23340), (810, 22562), (870, 21006), (1044, 17505), (1167, 15660), (1305, 14004), (1556, 11745), (1566, 11670), (1620, 11281), (1740, 10503), (1945, 9396), (2334, 7830), (2349, 7780), (2610, 7002), (3132, 5835), (3501, 5220), (3890, 4698), (3915, 4668)]