720122520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{35509}}^1$

素因数の和:35549

約数の個数: 96

約数和(自身を含む): 2339398800

約数和(自身を除く): 1619276280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 169, 195, 260, 312, 338, 390, 507, 520, 676, 780, 845, 1014, 1352, 1560, 1690, 2028, 2535, 3380, 4056, 5070, 6760, 10140, 20280, 35509, 71018, 106527, 142036, 177545, 213054, 284072, 355090, 426108, 461617, 532635, 710180, 852216, 923234, 1065270, 1384851, 1420360, 1846468, 2130540, 2308085, 2769702, 3692936, 4261080, 4616170, 5539404, 6001021, 6924255, 9232340, 11078808, 12002042, 13848510, 18003063, 18464680, 24004084, 27697020, 30005105, 36006126, 48008168, 55394040, 60010210, 72012252, 90015315, 120020420, 144024504, 180030630, 240040840, 360061260, 720122520]

約数ペア:

[(1, 720122520), (2, 360061260), (3, 240040840), (4, 180030630), (5, 144024504), (6, 120020420), (8, 90015315), (10, 72012252), (12, 60010210), (13, 55394040), (15, 48008168), (20, 36006126), (24, 30005105), (26, 27697020), (30, 24004084), (39, 18464680), (40, 18003063), (52, 13848510), (60, 12002042), (65, 11078808), (78, 9232340), (104, 6924255), (120, 6001021), (130, 5539404), (156, 4616170), (169, 4261080), (195, 3692936), (260, 2769702), (312, 2308085), (338, 2130540), (390, 1846468), (507, 1420360), (520, 1384851), (676, 1065270), (780, 923234), (845, 852216), (1014, 710180), (1352, 532635), (1560, 461617), (1690, 426108), (2028, 355090), (2535, 284072), (3380, 213054), (4056, 177545), (5070, 142036), (6760, 106527), (10140, 71018), (20280, 35509)]