208906620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{267829}}^1$

素因数の和:267854

約数の個数: 48

約数和(自身を含む): 629936160

約数和(自身を除く): 421029540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 267829, 535658, 803487, 1071316, 1339145, 1606974, 2678290, 3213948, 3481777, 4017435, 5356580, 6963554, 8034870, 10445331, 13927108, 16069740, 17408885, 20890662, 34817770, 41781324, 52226655, 69635540, 104453310, 208906620]

約数ペア:

[(1, 208906620), (2, 104453310), (3, 69635540), (4, 52226655), (5, 41781324), (6, 34817770), (10, 20890662), (12, 17408885), (13, 16069740), (15, 13927108), (20, 10445331), (26, 8034870), (30, 6963554), (39, 5356580), (52, 4017435), (60, 3481777), (65, 3213948), (78, 2678290), (130, 1606974), (156, 1339145), (195, 1071316), (260, 803487), (390, 535658), (780, 267829)]