853740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 120

約数和(自身を含む): 2927232

約数和(自身を除く): 2073492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 81, 85, 90, 93, 102, 108, 124, 135, 153, 155, 162, 170, 180, 186, 204, 255, 270, 279, 306, 310, 324, 340, 372, 405, 459, 465, 510, 527, 540, 558, 612, 620, 765, 810, 837, 918, 930, 1020, 1054, 1116, 1377, 1395, 1530, 1581, 1620, 1674, 1836, 1860, 2108, 2295, 2511, 2635, 2754, 2790, 3060, 3162, 3348, 4185, 4590, 4743, 5022, 5270, 5508, 5580, 6324, 6885, 7905, 8370, 9180, 9486, 10044, 10540, 12555, 13770, 14229, 15810, 16740, 18972, 23715, 25110, 27540, 28458, 31620, 42687, 47430, 50220, 56916, 71145, 85374, 94860, 142290, 170748, 213435, 284580, 426870, 853740]

約数ペア:

[(1, 853740), (2, 426870), (3, 284580), (4, 213435), (5, 170748), (6, 142290), (9, 94860), (10, 85374), (12, 71145), (15, 56916), (17, 50220), (18, 47430), (20, 42687), (27, 31620), (30, 28458), (31, 27540), (34, 25110), (36, 23715), (45, 18972), (51, 16740), (54, 15810), (60, 14229), (62, 13770), (68, 12555), (81, 10540), (85, 10044), (90, 9486), (93, 9180), (102, 8370), (108, 7905), (124, 6885), (135, 6324), (153, 5580), (155, 5508), (162, 5270), (170, 5022), (180, 4743), (186, 4590), (204, 4185), (255, 3348), (270, 3162), (279, 3060), (306, 2790), (310, 2754), (324, 2635), (340, 2511), (372, 2295), (405, 2108), (459, 1860), (465, 1836), (510, 1674), (527, 1620), (540, 1581), (558, 1530), (612, 1395), (620, 1377), (765, 1116), (810, 1054), (837, 1020), (918, 930)]