1381291380

素因数分解:

$2^2\times 3^4\times 5^1\times 7^2\times {\mathrm{17401}}^1$

素因数の和:17436

約数の個数: 180

約数和(自身を含む): 5040906948

約数和(自身を除く): 3659615568

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 378, 405, 420, 441, 490, 540, 567, 588, 630, 735, 756, 810, 882, 945, 980, 1134, 1260, 1323, 1470, 1620, 1764, 1890, 2205, 2268, 2646, 2835, 2940, 3780, 3969, 4410, 5292, 5670, 6615, 7938, 8820, 11340, 13230, 15876, 17401, 19845, 26460, 34802, 39690, 52203, 69604, 79380, 87005, 104406, 121807, 156609, 174010, 208812, 243614, 261015, 313218, 348020, 365421, 469827, 487228, 522030, 609035, 626436, 730842, 783045, 852649, 939654, 1044060, 1096263, 1218070, 1409481, 1461684, 1566090, 1705298, 1827105, 1879308, 2192526, 2349135, 2436140, 2557947, 2818962, 3132180, 3288789, 3410596, 3654210, 4263245, 4385052, 4698270, 5115894, 5481315, 5637924, 6577578, 7047405, 7308420, 7673841, 8526490, 9396540, 9866367, 10231788, 10962630, 12789735, 13155156, 14094810, 15347682, 16443945, 17052980, 19732734, 21925260, 23021523, 25579470, 28189620, 30695364, 32887890, 38369205, 39465468, 46043046, 49331835, 51158940, 65775780, 69064569, 76738410, 92086092, 98663670, 115107615, 138129138, 153476820, 197327340, 230215230, 276258276, 345322845, 460430460, 690645690, 1381291380]

約数ペア:

[(1, 1381291380), (2, 690645690), (3, 460430460), (4, 345322845), (5, 276258276), (6, 230215230), (7, 197327340), (9, 153476820), (10, 138129138), (12, 115107615), (14, 98663670), (15, 92086092), (18, 76738410), (20, 69064569), (21, 65775780), (27, 51158940), (28, 49331835), (30, 46043046), (35, 39465468), (36, 38369205), (42, 32887890), (45, 30695364), (49, 28189620), (54, 25579470), (60, 23021523), (63, 21925260), (70, 19732734), (81, 17052980), (84, 16443945), (90, 15347682), (98, 14094810), (105, 13155156), (108, 12789735), (126, 10962630), (135, 10231788), (140, 9866367), (147, 9396540), (162, 8526490), (180, 7673841), (189, 7308420), (196, 7047405), (210, 6577578), (245, 5637924), (252, 5481315), (270, 5115894), (294, 4698270), (315, 4385052), (324, 4263245), (378, 3654210), (405, 3410596), (420, 3288789), (441, 3132180), (490, 2818962), (540, 2557947), (567, 2436140), (588, 2349135), (630, 2192526), (735, 1879308), (756, 1827105), (810, 1705298), (882, 1566090), (945, 1461684), (980, 1409481), (1134, 1218070), (1260, 1096263), (1323, 1044060), (1470, 939654), (1620, 852649), (1764, 783045), (1890, 730842), (2205, 626436), (2268, 609035), (2646, 522030), (2835, 487228), (2940, 469827), (3780, 365421), (3969, 348020), (4410, 313218), (5292, 261015), (5670, 243614), (6615, 208812), (7938, 174010), (8820, 156609), (11340, 121807), (13230, 104406), (15876, 87005), (17401, 79380), (19845, 69604), (26460, 52203), (34802, 39690)]