987561000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:781

約数の個数: 192

約数和(自身を含む): 3360923280

約数和(自身を除く): 2373362280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 197, 200, 225, 250, 300, 360, 375, 394, 450, 500, 557, 591, 600, 750, 788, 900, 985, 1000, 1114, 1125, 1182, 1500, 1576, 1671, 1773, 1800, 1970, 2228, 2250, 2364, 2785, 2955, 3000, 3342, 3546, 3940, 4456, 4500, 4728, 4925, 5013, 5570, 5910, 6684, 7092, 7880, 8355, 8865, 9000, 9850, 10026, 11140, 11820, 13368, 13925, 14184, 14775, 16710, 17730, 19700, 20052, 22280, 23640, 24625, 25065, 27850, 29550, 33420, 35460, 39400, 40104, 41775, 44325, 49250, 50130, 55700, 59100, 66840, 69625, 70920, 73875, 83550, 88650, 98500, 100260, 109729, 111400, 118200, 125325, 139250, 147750, 167100, 177300, 197000, 200520, 208875, 219458, 221625, 250650, 278500, 295500, 329187, 334200, 354600, 417750, 438916, 443250, 501300, 548645, 557000, 591000, 626625, 658374, 835500, 877832, 886500, 987561, 1002600, 1097290, 1253250, 1316748, 1645935, 1671000, 1773000, 1975122, 2194580, 2506500, 2633496, 2743225, 3291870, 3950244, 4389160, 4937805, 5013000, 5486450, 6583740, 7900488, 8229675, 9875610, 10972900, 13167480, 13716125, 16459350, 19751220, 21945800, 24689025, 27432250, 32918700, 39502440, 41148375, 49378050, 54864500, 65837400, 82296750, 98756100, 109729000, 123445125, 164593500, 197512200, 246890250, 329187000, 493780500, 987561000]

約数ペア:

[(1, 987561000), (2, 493780500), (3, 329187000), (4, 246890250), (5, 197512200), (6, 164593500), (8, 123445125), (9, 109729000), (10, 98756100), (12, 82296750), (15, 65837400), (18, 54864500), (20, 49378050), (24, 41148375), (25, 39502440), (30, 32918700), (36, 27432250), (40, 24689025), (45, 21945800), (50, 19751220), (60, 16459350), (72, 13716125), (75, 13167480), (90, 10972900), (100, 9875610), (120, 8229675), (125, 7900488), (150, 6583740), (180, 5486450), (197, 5013000), (200, 4937805), (225, 4389160), (250, 3950244), (300, 3291870), (360, 2743225), (375, 2633496), (394, 2506500), (450, 2194580), (500, 1975122), (557, 1773000), (591, 1671000), (600, 1645935), (750, 1316748), (788, 1253250), (900, 1097290), (985, 1002600), (1000, 987561), (1114, 886500), (1125, 877832), (1182, 835500), (1500, 658374), (1576, 626625), (1671, 591000), (1773, 557000), (1800, 548645), (1970, 501300), (2228, 443250), (2250, 438916), (2364, 417750), (2785, 354600), (2955, 334200), (3000, 329187), (3342, 295500), (3546, 278500), (3940, 250650), (4456, 221625), (4500, 219458), (4728, 208875), (4925, 200520), (5013, 197000), (5570, 177300), (5910, 167100), (6684, 147750), (7092, 139250), (7880, 125325), (8355, 118200), (8865, 111400), (9000, 109729), (9850, 100260), (10026, 98500), (11140, 88650), (11820, 83550), (13368, 73875), (13925, 70920), (14184, 69625), (14775, 66840), (16710, 59100), (17730, 55700), (19700, 50130), (20052, 49250), (22280, 44325), (23640, 41775), (24625, 40104), (25065, 39400), (27850, 35460), (29550, 33420)]