208379850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{28351}}^1$

素因数の和:28380

約数の個数: 72

約数和(自身を含む): 601175808

約数和(自身を除く): 392795958

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 28351, 56702, 85053, 141755, 170106, 198457, 283510, 396914, 425265, 595371, 708775, 850530, 992285, 1190742, 1389199, 1417550, 1984570, 2126325, 2778398, 2976855, 4167597, 4252650, 4961425, 5953710, 6945995, 8335194, 9922850, 13891990, 14884275, 20837985, 29768550, 34729975, 41675970, 69459950, 104189925, 208379850]

約数ペア:

[(1, 208379850), (2, 104189925), (3, 69459950), (5, 41675970), (6, 34729975), (7, 29768550), (10, 20837985), (14, 14884275), (15, 13891990), (21, 9922850), (25, 8335194), (30, 6945995), (35, 5953710), (42, 4961425), (49, 4252650), (50, 4167597), (70, 2976855), (75, 2778398), (98, 2126325), (105, 1984570), (147, 1417550), (150, 1389199), (175, 1190742), (210, 992285), (245, 850530), (294, 708775), (350, 595371), (490, 425265), (525, 396914), (735, 283510), (1050, 198457), (1225, 170106), (1470, 141755), (2450, 85053), (3675, 56702), (7350, 28351)]