67651920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1$

素因数の和:490

約数の個数: 240

約数和(自身を含む): 268649472

約数和(自身を除く): 200997552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 105, 112, 120, 124, 126, 140, 144, 155, 168, 180, 186, 210, 217, 240, 248, 252, 279, 280, 310, 315, 336, 360, 372, 420, 433, 434, 465, 496, 504, 558, 560, 620, 630, 651, 720, 744, 840, 866, 868, 930, 1008, 1085, 1116, 1240, 1260, 1299, 1302, 1395, 1488, 1680, 1732, 1736, 1860, 1953, 2165, 2170, 2232, 2480, 2520, 2598, 2604, 2790, 3031, 3255, 3464, 3472, 3720, 3897, 3906, 4330, 4340, 4464, 5040, 5196, 5208, 5580, 6062, 6495, 6510, 6928, 7440, 7794, 7812, 8660, 8680, 9093, 9765, 10392, 10416, 11160, 12124, 12990, 13020, 13423, 15155, 15588, 15624, 17320, 17360, 18186, 19485, 19530, 20784, 22320, 24248, 25980, 26040, 26846, 27279, 30310, 31176, 31248, 34640, 36372, 38970, 39060, 40269, 45465, 48496, 51960, 52080, 53692, 54558, 60620, 62352, 67115, 72744, 77940, 78120, 80538, 90930, 93961, 103920, 107384, 109116, 120807, 121240, 134230, 136395, 145488, 155880, 156240, 161076, 181860, 187922, 201345, 214768, 218232, 241614, 242480, 268460, 272790, 281883, 311760, 322152, 363720, 375844, 402690, 436464, 469805, 483228, 536920, 545580, 563766, 604035, 644304, 727440, 751688, 805380, 845649, 939610, 966456, 1073840, 1091160, 1127532, 1208070, 1409415, 1503376, 1610760, 1691298, 1879220, 1932912, 2182320, 2255064, 2416140, 2818830, 3221520, 3382596, 3758440, 4228245, 4510128, 4832280, 5637660, 6765192, 7516880, 8456490, 9664560, 11275320, 13530384, 16912980, 22550640, 33825960, 67651920]

約数ペア:

[(1, 67651920), (2, 33825960), (3, 22550640), (4, 16912980), (5, 13530384), (6, 11275320), (7, 9664560), (8, 8456490), (9, 7516880), (10, 6765192), (12, 5637660), (14, 4832280), (15, 4510128), (16, 4228245), (18, 3758440), (20, 3382596), (21, 3221520), (24, 2818830), (28, 2416140), (30, 2255064), (31, 2182320), (35, 1932912), (36, 1879220), (40, 1691298), (42, 1610760), (45, 1503376), (48, 1409415), (56, 1208070), (60, 1127532), (62, 1091160), (63, 1073840), (70, 966456), (72, 939610), (80, 845649), (84, 805380), (90, 751688), (93, 727440), (105, 644304), (112, 604035), (120, 563766), (124, 545580), (126, 536920), (140, 483228), (144, 469805), (155, 436464), (168, 402690), (180, 375844), (186, 363720), (210, 322152), (217, 311760), (240, 281883), (248, 272790), (252, 268460), (279, 242480), (280, 241614), (310, 218232), (315, 214768), (336, 201345), (360, 187922), (372, 181860), (420, 161076), (433, 156240), (434, 155880), (465, 145488), (496, 136395), (504, 134230), (558, 121240), (560, 120807), (620, 109116), (630, 107384), (651, 103920), (720, 93961), (744, 90930), (840, 80538), (866, 78120), (868, 77940), (930, 72744), (1008, 67115), (1085, 62352), (1116, 60620), (1240, 54558), (1260, 53692), (1299, 52080), (1302, 51960), (1395, 48496), (1488, 45465), (1680, 40269), (1732, 39060), (1736, 38970), (1860, 36372), (1953, 34640), (2165, 31248), (2170, 31176), (2232, 30310), (2480, 27279), (2520, 26846), (2598, 26040), (2604, 25980), (2790, 24248), (3031, 22320), (3255, 20784), (3464, 19530), (3472, 19485), (3720, 18186), (3897, 17360), (3906, 17320), (4330, 15624), (4340, 15588), (4464, 15155), (5040, 13423), (5196, 13020), (5208, 12990), (5580, 12124), (6062, 11160), (6495, 10416), (6510, 10392), (6928, 9765), (7440, 9093), (7794, 8680), (7812, 8660)]