287710380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:406

約数の個数: 240

約数和(自身を含む): 989404416

約数和(自身を除く): 701694036

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, 337, 340, 372, 405, 459, 465, 510, 527, 540, 558, 612, 620, 674, 765, 810, 837, 918, 930, 1011, 1020, 1054, 1116, 1348, 1377, 1395, 1530, 1581, 1620, 1674, 1685, 1836, 1860, 2022, 2108, 2295, 2511, 2635, 2754, 2790, 3033, 3060, 3162, 3348, 3370, 4044, 4185, 4590, 4743, 5022, 5055, 5270, 5508, 5580, 5729, 6066, 6324, 6740, 6885, 7905, 8370, 9099, 9180, 9486, 10044, 10110, 10447, 10540, 11458, 12132, 12555, 13770, 14229, 15165, 15810, 16740, 17187, 18198, 18972, 20220, 20894, 22916, 23715, 25110, 27297, 27540, 28458, 28645, 30330, 31341, 31620, 34374, 36396, 41788, 42687, 45495, 47430, 50220, 51561, 52235, 54594, 56916, 57290, 60660, 62682, 68748, 71145, 85374, 85935, 90990, 94023, 94860, 103122, 104470, 109188, 114580, 125364, 136485, 142290, 154683, 156705, 170748, 171870, 177599, 181980, 188046, 206244, 208940, 213435, 257805, 272970, 282069, 284580, 309366, 313410, 343740, 355198, 376092, 426870, 464049, 470115, 515610, 532797, 545940, 564138, 618732, 626820, 710396, 773415, 846207, 853740, 887995, 928098, 940230, 1031220, 1065594, 1128276, 1410345, 1546830, 1598391, 1692414, 1775990, 1856196, 1880460, 2131188, 2320245, 2663985, 2820690, 3093660, 3196782, 3384828, 3551980, 4231035, 4640490, 4795173, 5327970, 5641380, 6393564, 7991955, 8462070, 9280980, 9590346, 10655940, 14385519, 15983910, 16924140, 19180692, 23975865, 28771038, 31967820, 47951730, 57542076, 71927595, 95903460, 143855190, 287710380]

約数ペア:

[(1, 287710380), (2, 143855190), (3, 95903460), (4, 71927595), (5, 57542076), (6, 47951730), (9, 31967820), (10, 28771038), (12, 23975865), (15, 19180692), (17, 16924140), (18, 15983910), (20, 14385519), (27, 10655940), (30, 9590346), (31, 9280980), (34, 8462070), (36, 7991955), (45, 6393564), (51, 5641380), (54, 5327970), (60, 4795173), (62, 4640490), (68, 4231035), (81, 3551980), (85, 3384828), (90, 3196782), (93, 3093660), (102, 2820690), (108, 2663985), (124, 2320245), (135, 2131188), (153, 1880460), (155, 1856196), (162, 1775990), (170, 1692414), (180, 1598391), (186, 1546830), (204, 1410345), (255, 1128276), (270, 1065594), (279, 1031220), (306, 940230), (310, 928098), (324, 887995), (337, 853740), (340, 846207), (372, 773415), (405, 710396), (459, 626820), (465, 618732), (510, 564138), (527, 545940), (540, 532797), (558, 515610), (612, 470115), (620, 464049), (674, 426870), (765, 376092), (810, 355198), (837, 343740), (918, 313410), (930, 309366), (1011, 284580), (1020, 282069), (1054, 272970), (1116, 257805), (1348, 213435), (1377, 208940), (1395, 206244), (1530, 188046), (1581, 181980), (1620, 177599), (1674, 171870), (1685, 170748), (1836, 156705), (1860, 154683), (2022, 142290), (2108, 136485), (2295, 125364), (2511, 114580), (2635, 109188), (2754, 104470), (2790, 103122), (3033, 94860), (3060, 94023), (3162, 90990), (3348, 85935), (3370, 85374), (4044, 71145), (4185, 68748), (4590, 62682), (4743, 60660), (5022, 57290), (5055, 56916), (5270, 54594), (5508, 52235), (5580, 51561), (5729, 50220), (6066, 47430), (6324, 45495), (6740, 42687), (6885, 41788), (7905, 36396), (8370, 34374), (9099, 31620), (9180, 31341), (9486, 30330), (10044, 28645), (10110, 28458), (10447, 27540), (10540, 27297), (11458, 25110), (12132, 23715), (12555, 22916), (13770, 20894), (14229, 20220), (15165, 18972), (15810, 18198), (16740, 17187)]