1212888000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{97}}^1\times {\mathrm{521}}^1$

素因数の和:648

約数の個数: 224

約数和(自身を含む): 4054010688

約数和(自身を除く): 2841122688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 97, 100, 120, 125, 150, 160, 192, 194, 200, 240, 250, 291, 300, 320, 375, 388, 400, 480, 485, 500, 521, 582, 600, 750, 776, 800, 960, 970, 1000, 1042, 1164, 1200, 1455, 1500, 1552, 1563, 1600, 1940, 2000, 2084, 2328, 2400, 2425, 2605, 2910, 3000, 3104, 3126, 3880, 4000, 4168, 4656, 4800, 4850, 5210, 5820, 6000, 6208, 6252, 7275, 7760, 7815, 8000, 8336, 9312, 9700, 10420, 11640, 12000, 12125, 12504, 13025, 14550, 15520, 15630, 16672, 18624, 19400, 20840, 23280, 24000, 24250, 25008, 26050, 29100, 31040, 31260, 33344, 36375, 38800, 39075, 41680, 46560, 48500, 50016, 50537, 52100, 58200, 62520, 65125, 72750, 77600, 78150, 83360, 93120, 97000, 100032, 101074, 104200, 116400, 125040, 130250, 145500, 151611, 155200, 156300, 166720, 194000, 195375, 202148, 208400, 232800, 250080, 252685, 260500, 291000, 303222, 312600, 388000, 390750, 404296, 416800, 465600, 500160, 505370, 521000, 582000, 606444, 625200, 758055, 776000, 781500, 808592, 833600, 1010740, 1042000, 1164000, 1212888, 1250400, 1263425, 1516110, 1563000, 1617184, 2021480, 2084000, 2328000, 2425776, 2500800, 2526850, 3032220, 3126000, 3234368, 3790275, 4042960, 4168000, 4851552, 5053700, 6064440, 6252000, 6317125, 7580550, 8085920, 9703104, 10107400, 12128880, 12504000, 12634250, 15161100, 16171840, 18951375, 20214800, 24257760, 25268500, 30322200, 37902750, 40429600, 48515520, 50537000, 60644400, 75805500, 80859200, 101074000, 121288800, 151611000, 202148000, 242577600, 303222000, 404296000, 606444000, 1212888000]

約数ペア:

[(1, 1212888000), (2, 606444000), (3, 404296000), (4, 303222000), (5, 242577600), (6, 202148000), (8, 151611000), (10, 121288800), (12, 101074000), (15, 80859200), (16, 75805500), (20, 60644400), (24, 50537000), (25, 48515520), (30, 40429600), (32, 37902750), (40, 30322200), (48, 25268500), (50, 24257760), (60, 20214800), (64, 18951375), (75, 16171840), (80, 15161100), (96, 12634250), (97, 12504000), (100, 12128880), (120, 10107400), (125, 9703104), (150, 8085920), (160, 7580550), (192, 6317125), (194, 6252000), (200, 6064440), (240, 5053700), (250, 4851552), (291, 4168000), (300, 4042960), (320, 3790275), (375, 3234368), (388, 3126000), (400, 3032220), (480, 2526850), (485, 2500800), (500, 2425776), (521, 2328000), (582, 2084000), (600, 2021480), (750, 1617184), (776, 1563000), (800, 1516110), (960, 1263425), (970, 1250400), (1000, 1212888), (1042, 1164000), (1164, 1042000), (1200, 1010740), (1455, 833600), (1500, 808592), (1552, 781500), (1563, 776000), (1600, 758055), (1940, 625200), (2000, 606444), (2084, 582000), (2328, 521000), (2400, 505370), (2425, 500160), (2605, 465600), (2910, 416800), (3000, 404296), (3104, 390750), (3126, 388000), (3880, 312600), (4000, 303222), (4168, 291000), (4656, 260500), (4800, 252685), (4850, 250080), (5210, 232800), (5820, 208400), (6000, 202148), (6208, 195375), (6252, 194000), (7275, 166720), (7760, 156300), (7815, 155200), (8000, 151611), (8336, 145500), (9312, 130250), (9700, 125040), (10420, 116400), (11640, 104200), (12000, 101074), (12125, 100032), (12504, 97000), (13025, 93120), (14550, 83360), (15520, 78150), (15630, 77600), (16672, 72750), (18624, 65125), (19400, 62520), (20840, 58200), (23280, 52100), (24000, 50537), (24250, 50016), (25008, 48500), (26050, 46560), (29100, 41680), (31040, 39075), (31260, 38800), (33344, 36375)]