205609860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1091}}^1$

素因数の和:1458

約数の個数: 96

約数和(自身を含む): 642096000

約数和(自身を除く): 436486140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 349, 540, 698, 1047, 1091, 1396, 1745, 2094, 2182, 3141, 3273, 3490, 4188, 4364, 5235, 5455, 6282, 6546, 6980, 9423, 9819, 10470, 10910, 12564, 13092, 15705, 16365, 18846, 19638, 20940, 21820, 29457, 31410, 32730, 37692, 39276, 47115, 49095, 58914, 62820, 65460, 94230, 98190, 117828, 147285, 188460, 196380, 294570, 380759, 589140, 761518, 1142277, 1523036, 1903795, 2284554, 3426831, 3807590, 4569108, 5711385, 6853662, 7615180, 10280493, 11422770, 13707324, 17134155, 20560986, 22845540, 34268310, 41121972, 51402465, 68536620, 102804930, 205609860]

約数ペア:

[(1, 205609860), (2, 102804930), (3, 68536620), (4, 51402465), (5, 41121972), (6, 34268310), (9, 22845540), (10, 20560986), (12, 17134155), (15, 13707324), (18, 11422770), (20, 10280493), (27, 7615180), (30, 6853662), (36, 5711385), (45, 4569108), (54, 3807590), (60, 3426831), (90, 2284554), (108, 1903795), (135, 1523036), (180, 1142277), (270, 761518), (349, 589140), (540, 380759), (698, 294570), (1047, 196380), (1091, 188460), (1396, 147285), (1745, 117828), (2094, 98190), (2182, 94230), (3141, 65460), (3273, 62820), (3490, 58914), (4188, 49095), (4364, 47115), (5235, 39276), (5455, 37692), (6282, 32730), (6546, 31410), (6980, 29457), (9423, 21820), (9819, 20940), (10470, 19638), (10910, 18846), (12564, 16365), (13092, 15705)]