81228000

素因数分解:

$2^5\times 3^1\times 5^3\times 7^1\times {\mathrm{967}}^1$

素因数の和:1002

約数の個数: 192

約数和(自身を含む): 304432128

約数和(自身を除く): 223204128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 200, 210, 224, 240, 250, 280, 300, 336, 350, 375, 400, 420, 480, 500, 525, 560, 600, 672, 700, 750, 800, 840, 875, 967, 1000, 1050, 1120, 1200, 1400, 1500, 1680, 1750, 1934, 2000, 2100, 2400, 2625, 2800, 2901, 3000, 3360, 3500, 3868, 4000, 4200, 4835, 5250, 5600, 5802, 6000, 6769, 7000, 7736, 8400, 9670, 10500, 11604, 12000, 13538, 14000, 14505, 15472, 16800, 19340, 20307, 21000, 23208, 24175, 27076, 28000, 29010, 30944, 33845, 38680, 40614, 42000, 46416, 48350, 54152, 58020, 67690, 72525, 77360, 81228, 84000, 92832, 96700, 101535, 108304, 116040, 120875, 135380, 145050, 154720, 162456, 169225, 193400, 203070, 216608, 232080, 241750, 270760, 290100, 324912, 338450, 362625, 386800, 406140, 464160, 483500, 507675, 541520, 580200, 649824, 676900, 725250, 773600, 812280, 846125, 967000, 1015350, 1083040, 1160400, 1353800, 1450500, 1624560, 1692250, 1934000, 2030700, 2320800, 2538375, 2707600, 2901000, 3249120, 3384500, 3868000, 4061400, 5076750, 5415200, 5802000, 6769000, 8122800, 10153500, 11604000, 13538000, 16245600, 20307000, 27076000, 40614000, 81228000]

約数ペア:

[(1, 81228000), (2, 40614000), (3, 27076000), (4, 20307000), (5, 16245600), (6, 13538000), (7, 11604000), (8, 10153500), (10, 8122800), (12, 6769000), (14, 5802000), (15, 5415200), (16, 5076750), (20, 4061400), (21, 3868000), (24, 3384500), (25, 3249120), (28, 2901000), (30, 2707600), (32, 2538375), (35, 2320800), (40, 2030700), (42, 1934000), (48, 1692250), (50, 1624560), (56, 1450500), (60, 1353800), (70, 1160400), (75, 1083040), (80, 1015350), (84, 967000), (96, 846125), (100, 812280), (105, 773600), (112, 725250), (120, 676900), (125, 649824), (140, 580200), (150, 541520), (160, 507675), (168, 483500), (175, 464160), (200, 406140), (210, 386800), (224, 362625), (240, 338450), (250, 324912), (280, 290100), (300, 270760), (336, 241750), (350, 232080), (375, 216608), (400, 203070), (420, 193400), (480, 169225), (500, 162456), (525, 154720), (560, 145050), (600, 135380), (672, 120875), (700, 116040), (750, 108304), (800, 101535), (840, 96700), (875, 92832), (967, 84000), (1000, 81228), (1050, 77360), (1120, 72525), (1200, 67690), (1400, 58020), (1500, 54152), (1680, 48350), (1750, 46416), (1934, 42000), (2000, 40614), (2100, 38680), (2400, 33845), (2625, 30944), (2800, 29010), (2901, 28000), (3000, 27076), (3360, 24175), (3500, 23208), (3868, 21000), (4000, 20307), (4200, 19340), (4835, 16800), (5250, 15472), (5600, 14505), (5802, 14000), (6000, 13538), (6769, 12000), (7000, 11604), (7736, 10500), (8400, 9670)]