51975840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:555

約数の個数: 192

約数和(自身を含む): 193536000

約数和(自身を除く): 141560160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 155, 160, 168, 186, 210, 217, 224, 240, 248, 280, 310, 336, 372, 420, 434, 465, 480, 496, 499, 560, 620, 651, 672, 744, 840, 868, 930, 992, 998, 1085, 1120, 1240, 1302, 1488, 1497, 1680, 1736, 1860, 1996, 2170, 2480, 2495, 2604, 2976, 2994, 3255, 3360, 3472, 3493, 3720, 3992, 4340, 4960, 4990, 5208, 5988, 6510, 6944, 6986, 7440, 7485, 7984, 8680, 9980, 10416, 10479, 11976, 13020, 13972, 14880, 14970, 15469, 15968, 17360, 17465, 19960, 20832, 20958, 23952, 26040, 27944, 29940, 30938, 34720, 34930, 39920, 41916, 46407, 47904, 52080, 52395, 55888, 59880, 61876, 69860, 77345, 79840, 83832, 92814, 104160, 104790, 108283, 111776, 119760, 123752, 139720, 154690, 167664, 185628, 209580, 216566, 232035, 239520, 247504, 279440, 309380, 324849, 335328, 371256, 419160, 433132, 464070, 495008, 541415, 558880, 618760, 649698, 742512, 838320, 866264, 928140, 1082830, 1237520, 1299396, 1485024, 1624245, 1676640, 1732528, 1856280, 2165660, 2475040, 2598792, 3248490, 3465056, 3712560, 4331320, 5197584, 6496980, 7425120, 8662640, 10395168, 12993960, 17325280, 25987920, 51975840]

約数ペア:

[(1, 51975840), (2, 25987920), (3, 17325280), (4, 12993960), (5, 10395168), (6, 8662640), (7, 7425120), (8, 6496980), (10, 5197584), (12, 4331320), (14, 3712560), (15, 3465056), (16, 3248490), (20, 2598792), (21, 2475040), (24, 2165660), (28, 1856280), (30, 1732528), (31, 1676640), (32, 1624245), (35, 1485024), (40, 1299396), (42, 1237520), (48, 1082830), (56, 928140), (60, 866264), (62, 838320), (70, 742512), (80, 649698), (84, 618760), (93, 558880), (96, 541415), (105, 495008), (112, 464070), (120, 433132), (124, 419160), (140, 371256), (155, 335328), (160, 324849), (168, 309380), (186, 279440), (210, 247504), (217, 239520), (224, 232035), (240, 216566), (248, 209580), (280, 185628), (310, 167664), (336, 154690), (372, 139720), (420, 123752), (434, 119760), (465, 111776), (480, 108283), (496, 104790), (499, 104160), (560, 92814), (620, 83832), (651, 79840), (672, 77345), (744, 69860), (840, 61876), (868, 59880), (930, 55888), (992, 52395), (998, 52080), (1085, 47904), (1120, 46407), (1240, 41916), (1302, 39920), (1488, 34930), (1497, 34720), (1680, 30938), (1736, 29940), (1860, 27944), (1996, 26040), (2170, 23952), (2480, 20958), (2495, 20832), (2604, 19960), (2976, 17465), (2994, 17360), (3255, 15968), (3360, 15469), (3472, 14970), (3493, 14880), (3720, 13972), (3992, 13020), (4340, 11976), (4960, 10479), (4990, 10416), (5208, 9980), (5988, 8680), (6510, 7984), (6944, 7485), (6986, 7440)]