16007540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 37626120

約数和(自身を除く): 21618580

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 89, 92, 115, 170, 178, 230, 340, 356, 391, 445, 460, 529, 782, 890, 1058, 1513, 1564, 1780, 1955, 2047, 2116, 2645, 3026, 3910, 4094, 5290, 6052, 7565, 7820, 8188, 8993, 10235, 10580, 15130, 17986, 20470, 30260, 34799, 35972, 40940, 44965, 47081, 69598, 89930, 94162, 139196, 173995, 179860, 188324, 235405, 347990, 470810, 695980, 800377, 941620, 1600754, 3201508, 4001885, 8003770, 16007540]

約数ペア:

[(1, 16007540), (2, 8003770), (4, 4001885), (5, 3201508), (10, 1600754), (17, 941620), (20, 800377), (23, 695980), (34, 470810), (46, 347990), (68, 235405), (85, 188324), (89, 179860), (92, 173995), (115, 139196), (170, 94162), (178, 89930), (230, 69598), (340, 47081), (356, 44965), (391, 40940), (445, 35972), (460, 34799), (529, 30260), (782, 20470), (890, 17986), (1058, 15130), (1513, 10580), (1564, 10235), (1780, 8993), (1955, 8188), (2047, 7820), (2116, 7565), (2645, 6052), (3026, 5290), (3910, 4094)]