349770820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:858

約数の個数: 96

約数和(自身を含む): 870508800

約数和(自身を除く): 520737980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 343, 469, 490, 670, 686, 761, 938, 980, 1340, 1372, 1522, 1715, 1876, 2345, 3044, 3283, 3430, 3805, 4690, 5327, 6566, 6860, 7610, 9380, 10654, 13132, 15220, 16415, 21308, 22981, 26635, 32830, 37289, 45962, 50987, 53270, 65660, 74578, 91924, 101974, 106540, 114905, 149156, 186445, 203948, 229810, 254935, 261023, 356909, 372890, 459620, 509870, 522046, 713818, 745780, 1019740, 1044092, 1305115, 1427636, 1784545, 2498363, 2610230, 3569090, 4996726, 5220460, 7138180, 9993452, 12491815, 17488541, 24983630, 34977082, 49967260, 69954164, 87442705, 174885410, 349770820]

約数ペア:

[(1, 349770820), (2, 174885410), (4, 87442705), (5, 69954164), (7, 49967260), (10, 34977082), (14, 24983630), (20, 17488541), (28, 12491815), (35, 9993452), (49, 7138180), (67, 5220460), (70, 4996726), (98, 3569090), (134, 2610230), (140, 2498363), (196, 1784545), (245, 1427636), (268, 1305115), (335, 1044092), (343, 1019740), (469, 745780), (490, 713818), (670, 522046), (686, 509870), (761, 459620), (938, 372890), (980, 356909), (1340, 261023), (1372, 254935), (1522, 229810), (1715, 203948), (1876, 186445), (2345, 149156), (3044, 114905), (3283, 106540), (3430, 101974), (3805, 91924), (4690, 74578), (5327, 65660), (6566, 53270), (6860, 50987), (7610, 45962), (9380, 37289), (10654, 32830), (13132, 26635), (15220, 22981), (16415, 21308)]