1245712000

素因数分解:

$2^7\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:208

約数の個数: 256

約数和(自身を含む): 3428399520

約数和(自身を除く): 2182687520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 53, 64, 65, 80, 100, 104, 106, 113, 125, 128, 130, 160, 200, 208, 212, 226, 250, 260, 265, 320, 325, 400, 416, 424, 452, 500, 520, 530, 565, 640, 650, 689, 800, 832, 848, 904, 1000, 1040, 1060, 1130, 1300, 1325, 1378, 1469, 1600, 1625, 1664, 1696, 1808, 2000, 2080, 2120, 2260, 2600, 2650, 2756, 2825, 2938, 3200, 3250, 3392, 3445, 3616, 4000, 4160, 4240, 4520, 5200, 5300, 5512, 5650, 5876, 5989, 6500, 6625, 6784, 6890, 7232, 7345, 8000, 8320, 8480, 9040, 10400, 10600, 11024, 11300, 11752, 11978, 13000, 13250, 13780, 14125, 14464, 14690, 16000, 16960, 17225, 18080, 20800, 21200, 22048, 22600, 23504, 23956, 26000, 26500, 27560, 28250, 29380, 29945, 33920, 34450, 36160, 36725, 41600, 42400, 44096, 45200, 47008, 47912, 52000, 53000, 55120, 56500, 58760, 59890, 68900, 72320, 73450, 77857, 84800, 86125, 88192, 90400, 94016, 95824, 104000, 106000, 110240, 113000, 117520, 119780, 137800, 146900, 149725, 155714, 169600, 172250, 180800, 183625, 188032, 191648, 208000, 212000, 220480, 226000, 235040, 239560, 275600, 293800, 299450, 311428, 344500, 361600, 367250, 383296, 389285, 424000, 440960, 452000, 470080, 479120, 551200, 587600, 598900, 622856, 689000, 734500, 748625, 766592, 778570, 848000, 904000, 940160, 958240, 1102400, 1175200, 1197800, 1245712, 1378000, 1469000, 1497250, 1557140, 1808000, 1916480, 1946425, 2204800, 2350400, 2395600, 2491424, 2756000, 2938000, 2994500, 3114280, 3832960, 3892850, 4700800, 4791200, 4982848, 5512000, 5876000, 5989000, 6228560, 7785700, 9582400, 9732125, 9965696, 11024000, 11752000, 11978000, 12457120, 15571400, 19164800, 19464250, 23504000, 23956000, 24914240, 31142800, 38928500, 47912000, 49828480, 62285600, 77857000, 95824000, 124571200, 155714000, 249142400, 311428000, 622856000, 1245712000]

約数ペア:

[(1, 1245712000), (2, 622856000), (4, 311428000), (5, 249142400), (8, 155714000), (10, 124571200), (13, 95824000), (16, 77857000), (20, 62285600), (25, 49828480), (26, 47912000), (32, 38928500), (40, 31142800), (50, 24914240), (52, 23956000), (53, 23504000), (64, 19464250), (65, 19164800), (80, 15571400), (100, 12457120), (104, 11978000), (106, 11752000), (113, 11024000), (125, 9965696), (128, 9732125), (130, 9582400), (160, 7785700), (200, 6228560), (208, 5989000), (212, 5876000), (226, 5512000), (250, 4982848), (260, 4791200), (265, 4700800), (320, 3892850), (325, 3832960), (400, 3114280), (416, 2994500), (424, 2938000), (452, 2756000), (500, 2491424), (520, 2395600), (530, 2350400), (565, 2204800), (640, 1946425), (650, 1916480), (689, 1808000), (800, 1557140), (832, 1497250), (848, 1469000), (904, 1378000), (1000, 1245712), (1040, 1197800), (1060, 1175200), (1130, 1102400), (1300, 958240), (1325, 940160), (1378, 904000), (1469, 848000), (1600, 778570), (1625, 766592), (1664, 748625), (1696, 734500), (1808, 689000), (2000, 622856), (2080, 598900), (2120, 587600), (2260, 551200), (2600, 479120), (2650, 470080), (2756, 452000), (2825, 440960), (2938, 424000), (3200, 389285), (3250, 383296), (3392, 367250), (3445, 361600), (3616, 344500), (4000, 311428), (4160, 299450), (4240, 293800), (4520, 275600), (5200, 239560), (5300, 235040), (5512, 226000), (5650, 220480), (5876, 212000), (5989, 208000), (6500, 191648), (6625, 188032), (6784, 183625), (6890, 180800), (7232, 172250), (7345, 169600), (8000, 155714), (8320, 149725), (8480, 146900), (9040, 137800), (10400, 119780), (10600, 117520), (11024, 113000), (11300, 110240), (11752, 106000), (11978, 104000), (13000, 95824), (13250, 94016), (13780, 90400), (14125, 88192), (14464, 86125), (14690, 84800), (16000, 77857), (16960, 73450), (17225, 72320), (18080, 68900), (20800, 59890), (21200, 58760), (22048, 56500), (22600, 55120), (23504, 53000), (23956, 52000), (26000, 47912), (26500, 47008), (27560, 45200), (28250, 44096), (29380, 42400), (29945, 41600), (33920, 36725), (34450, 36160)]