28906470

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:427

約数の個数: 80

約数和(自身を含む): 78617088

約数和(自身を除く): 49710618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 127, 135, 162, 254, 270, 281, 381, 405, 562, 635, 762, 810, 843, 1143, 1270, 1405, 1686, 1905, 2286, 2529, 2810, 3429, 3810, 4215, 5058, 5715, 6858, 7587, 8430, 10287, 11430, 12645, 15174, 17145, 20574, 22761, 25290, 34290, 35687, 37935, 45522, 51435, 71374, 75870, 102870, 107061, 113805, 178435, 214122, 227610, 321183, 356870, 535305, 642366, 963549, 1070610, 1605915, 1927098, 2890647, 3211830, 4817745, 5781294, 9635490, 14453235, 28906470]

約数ペア:

[(1, 28906470), (2, 14453235), (3, 9635490), (5, 5781294), (6, 4817745), (9, 3211830), (10, 2890647), (15, 1927098), (18, 1605915), (27, 1070610), (30, 963549), (45, 642366), (54, 535305), (81, 356870), (90, 321183), (127, 227610), (135, 214122), (162, 178435), (254, 113805), (270, 107061), (281, 102870), (381, 75870), (405, 71374), (562, 51435), (635, 45522), (762, 37935), (810, 35687), (843, 34290), (1143, 25290), (1270, 22761), (1405, 20574), (1686, 17145), (1905, 15174), (2286, 12645), (2529, 11430), (2810, 10287), (3429, 8430), (3810, 7587), (4215, 6858), (5058, 5715)]