228805080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{647}}^1$

素因数の和:1089

約数の個数: 128

約数和(自身を含む): 787553280

約数和(自身を除く): 558748200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 421, 647, 840, 842, 1263, 1294, 1684, 1941, 2105, 2526, 2588, 2947, 3235, 3368, 3882, 4210, 4529, 5052, 5176, 5894, 6315, 6470, 7764, 8420, 8841, 9058, 9705, 10104, 11788, 12630, 12940, 13587, 14735, 15528, 16840, 17682, 18116, 19410, 22645, 23576, 25260, 25880, 27174, 29470, 35364, 36232, 38820, 44205, 45290, 50520, 54348, 58940, 67935, 70728, 77640, 88410, 90580, 108696, 117880, 135870, 176820, 181160, 271740, 272387, 353640, 543480, 544774, 817161, 1089548, 1361935, 1634322, 1906709, 2179096, 2723870, 3268644, 3813418, 4085805, 5447740, 5720127, 6537288, 7626836, 8171610, 9533545, 10895480, 11440254, 15253672, 16343220, 19067090, 22880508, 28600635, 32686440, 38134180, 45761016, 57201270, 76268360, 114402540, 228805080]

約数ペア:

[(1, 228805080), (2, 114402540), (3, 76268360), (4, 57201270), (5, 45761016), (6, 38134180), (7, 32686440), (8, 28600635), (10, 22880508), (12, 19067090), (14, 16343220), (15, 15253672), (20, 11440254), (21, 10895480), (24, 9533545), (28, 8171610), (30, 7626836), (35, 6537288), (40, 5720127), (42, 5447740), (56, 4085805), (60, 3813418), (70, 3268644), (84, 2723870), (105, 2179096), (120, 1906709), (140, 1634322), (168, 1361935), (210, 1089548), (280, 817161), (420, 544774), (421, 543480), (647, 353640), (840, 272387), (842, 271740), (1263, 181160), (1294, 176820), (1684, 135870), (1941, 117880), (2105, 108696), (2526, 90580), (2588, 88410), (2947, 77640), (3235, 70728), (3368, 67935), (3882, 58940), (4210, 54348), (4529, 50520), (5052, 45290), (5176, 44205), (5894, 38820), (6315, 36232), (6470, 35364), (7764, 29470), (8420, 27174), (8841, 25880), (9058, 25260), (9705, 23576), (10104, 22645), (11788, 19410), (12630, 18116), (12940, 17682), (13587, 16840), (14735, 15528)]