200427660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1721}}^1$

素因数の和:2383

約数の個数: 72

約数和(自身を含む): 609257376

約数和(自身を除く): 408829716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 1294, 1721, 1941, 2588, 3235, 3442, 3882, 5163, 5823, 6470, 6884, 7764, 8605, 9705, 10326, 11646, 12940, 15489, 17210, 19410, 20652, 23292, 25815, 29115, 30978, 34420, 38820, 51630, 58230, 61956, 77445, 103260, 116460, 154890, 309780, 1113487, 2226974, 3340461, 4453948, 5567435, 6680922, 10021383, 11134870, 13361844, 16702305, 20042766, 22269740, 33404610, 40085532, 50106915, 66809220, 100213830, 200427660]

約数ペア:

[(1, 200427660), (2, 100213830), (3, 66809220), (4, 50106915), (5, 40085532), (6, 33404610), (9, 22269740), (10, 20042766), (12, 16702305), (15, 13361844), (18, 11134870), (20, 10021383), (30, 6680922), (36, 5567435), (45, 4453948), (60, 3340461), (90, 2226974), (180, 1113487), (647, 309780), (1294, 154890), (1721, 116460), (1941, 103260), (2588, 77445), (3235, 61956), (3442, 58230), (3882, 51630), (5163, 38820), (5823, 34420), (6470, 30978), (6884, 29115), (7764, 25815), (8605, 23292), (9705, 20652), (10326, 19410), (11646, 17210), (12940, 15489)]