320317740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3877}}^1$

素因数の和:3918

約数の個数: 144

約数和(自身を含む): 1067163552

約数和(自身を除く): 746845812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 510, 540, 612, 765, 810, 918, 972, 1020, 1215, 1377, 1530, 1620, 1836, 2295, 2430, 2754, 3060, 3877, 4131, 4590, 4860, 5508, 6885, 7754, 8262, 9180, 11631, 13770, 15508, 16524, 19385, 20655, 23262, 27540, 34893, 38770, 41310, 46524, 58155, 65909, 69786, 77540, 82620, 104679, 116310, 131818, 139572, 174465, 197727, 209358, 232620, 263636, 314037, 329545, 348930, 395454, 418716, 523395, 593181, 628074, 659090, 697860, 790908, 942111, 988635, 1046790, 1186362, 1256148, 1318180, 1570185, 1779543, 1884222, 1977270, 2093580, 2372724, 2965905, 3140370, 3559086, 3768444, 3954540, 4710555, 5338629, 5931810, 6280740, 7118172, 8897715, 9421110, 10677258, 11863620, 16015887, 17795430, 18842220, 21354516, 26693145, 32031774, 35590860, 53386290, 64063548, 80079435, 106772580, 160158870, 320317740]

約数ペア:

[(1, 320317740), (2, 160158870), (3, 106772580), (4, 80079435), (5, 64063548), (6, 53386290), (9, 35590860), (10, 32031774), (12, 26693145), (15, 21354516), (17, 18842220), (18, 17795430), (20, 16015887), (27, 11863620), (30, 10677258), (34, 9421110), (36, 8897715), (45, 7118172), (51, 6280740), (54, 5931810), (60, 5338629), (68, 4710555), (81, 3954540), (85, 3768444), (90, 3559086), (102, 3140370), (108, 2965905), (135, 2372724), (153, 2093580), (162, 1977270), (170, 1884222), (180, 1779543), (204, 1570185), (243, 1318180), (255, 1256148), (270, 1186362), (306, 1046790), (324, 988635), (340, 942111), (405, 790908), (459, 697860), (486, 659090), (510, 628074), (540, 593181), (612, 523395), (765, 418716), (810, 395454), (918, 348930), (972, 329545), (1020, 314037), (1215, 263636), (1377, 232620), (1530, 209358), (1620, 197727), (1836, 174465), (2295, 139572), (2430, 131818), (2754, 116310), (3060, 104679), (3877, 82620), (4131, 77540), (4590, 69786), (4860, 65909), (5508, 58155), (6885, 46524), (7754, 41310), (8262, 38770), (9180, 34893), (11631, 27540), (13770, 23262), (15508, 20655), (16524, 19385)]