320930500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 830269440

約数和(自身を除く): 509338940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 43, 44, 46, 50, 55, 59, 86, 92, 100, 110, 115, 118, 125, 172, 215, 220, 230, 236, 250, 253, 275, 295, 430, 460, 473, 500, 506, 550, 575, 590, 649, 860, 946, 989, 1012, 1075, 1100, 1150, 1180, 1265, 1298, 1357, 1375, 1475, 1892, 1978, 2150, 2300, 2365, 2530, 2537, 2596, 2714, 2750, 2875, 2950, 3245, 3956, 4300, 4730, 4945, 5060, 5074, 5375, 5428, 5500, 5750, 5900, 6325, 6490, 6785, 7375, 9460, 9890, 10148, 10750, 10879, 11500, 11825, 12650, 12685, 12980, 13570, 14750, 14927, 16225, 19780, 21500, 21758, 23650, 24725, 25300, 25370, 27140, 27907, 29500, 29854, 31625, 32450, 33925, 43516, 47300, 49450, 50740, 54395, 55814, 58351, 59125, 59708, 63250, 63425, 64900, 67850, 74635, 81125, 98900, 108790, 111628, 116702, 118250, 123625, 126500, 126850, 135700, 139535, 149270, 162250, 169625, 217580, 233404, 236500, 247250, 253700, 271975, 279070, 291755, 298540, 317125, 324500, 339250, 373175, 494500, 543950, 558140, 583510, 634250, 641861, 678500, 697675, 746350, 1087900, 1167020, 1268500, 1283722, 1359875, 1395350, 1458775, 1492700, 1865875, 2567444, 2719750, 2790700, 2917550, 3209305, 3488375, 3731750, 5439500, 5835100, 6418610, 6976750, 7293875, 7463500, 12837220, 13953500, 14587750, 16046525, 29175500, 32093050, 64186100, 80232625, 160465250, 320930500]

約数ペア:

[(1, 320930500), (2, 160465250), (4, 80232625), (5, 64186100), (10, 32093050), (11, 29175500), (20, 16046525), (22, 14587750), (23, 13953500), (25, 12837220), (43, 7463500), (44, 7293875), (46, 6976750), (50, 6418610), (55, 5835100), (59, 5439500), (86, 3731750), (92, 3488375), (100, 3209305), (110, 2917550), (115, 2790700), (118, 2719750), (125, 2567444), (172, 1865875), (215, 1492700), (220, 1458775), (230, 1395350), (236, 1359875), (250, 1283722), (253, 1268500), (275, 1167020), (295, 1087900), (430, 746350), (460, 697675), (473, 678500), (500, 641861), (506, 634250), (550, 583510), (575, 558140), (590, 543950), (649, 494500), (860, 373175), (946, 339250), (989, 324500), (1012, 317125), (1075, 298540), (1100, 291755), (1150, 279070), (1180, 271975), (1265, 253700), (1298, 247250), (1357, 236500), (1375, 233404), (1475, 217580), (1892, 169625), (1978, 162250), (2150, 149270), (2300, 139535), (2365, 135700), (2530, 126850), (2537, 126500), (2596, 123625), (2714, 118250), (2750, 116702), (2875, 111628), (2950, 108790), (3245, 98900), (3956, 81125), (4300, 74635), (4730, 67850), (4945, 64900), (5060, 63425), (5074, 63250), (5375, 59708), (5428, 59125), (5500, 58351), (5750, 55814), (5900, 54395), (6325, 50740), (6490, 49450), (6785, 47300), (7375, 43516), (9460, 33925), (9890, 32450), (10148, 31625), (10750, 29854), (10879, 29500), (11500, 27907), (11825, 27140), (12650, 25370), (12685, 25300), (12980, 24725), (13570, 23650), (14750, 21758), (14927, 21500), (16225, 19780)]