138930680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{971}}^1$

素因数の和:1069

約数の個数: 96

約数和(自身を含む): 368990640

約数和(自身を除く): 230059960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 73, 98, 140, 146, 196, 245, 280, 292, 365, 392, 490, 511, 584, 730, 971, 980, 1022, 1460, 1942, 1960, 2044, 2555, 2920, 3577, 3884, 4088, 4855, 5110, 6797, 7154, 7768, 9710, 10220, 13594, 14308, 17885, 19420, 20440, 27188, 28616, 33985, 35770, 38840, 47579, 54376, 67970, 70883, 71540, 95158, 135940, 141766, 143080, 190316, 237895, 271880, 283532, 354415, 380632, 475790, 496181, 567064, 708830, 951580, 992362, 1417660, 1903160, 1984724, 2480905, 2835320, 3473267, 3969448, 4961810, 6946534, 9923620, 13893068, 17366335, 19847240, 27786136, 34732670, 69465340, 138930680]

約数ペア:

[(1, 138930680), (2, 69465340), (4, 34732670), (5, 27786136), (7, 19847240), (8, 17366335), (10, 13893068), (14, 9923620), (20, 6946534), (28, 4961810), (35, 3969448), (40, 3473267), (49, 2835320), (56, 2480905), (70, 1984724), (73, 1903160), (98, 1417660), (140, 992362), (146, 951580), (196, 708830), (245, 567064), (280, 496181), (292, 475790), (365, 380632), (392, 354415), (490, 283532), (511, 271880), (584, 237895), (730, 190316), (971, 143080), (980, 141766), (1022, 135940), (1460, 95158), (1942, 71540), (1960, 70883), (2044, 67970), (2555, 54376), (2920, 47579), (3577, 38840), (3884, 35770), (4088, 33985), (4855, 28616), (5110, 27188), (6797, 20440), (7154, 19420), (7768, 17885), (9710, 14308), (10220, 13594)]