238364072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 489888000

約数和(自身を除く): 251523928

約数列:

[1, 2, 4, 8, 17, 34, 47, 68, 89, 94, 136, 178, 188, 356, 376, 419, 712, 799, 838, 1513, 1598, 1676, 3026, 3196, 3352, 4183, 6052, 6392, 7123, 8366, 12104, 14246, 16732, 19693, 28492, 33464, 37291, 39386, 56984, 71111, 74582, 78772, 142222, 149164, 157544, 284444, 298328, 334781, 568888, 633947, 669562, 1267894, 1339124, 1752677, 2535788, 2678248, 3505354, 5071576, 7010708, 14021416, 29795509, 59591018, 119182036, 238364072]

約数ペア:

[(1, 238364072), (2, 119182036), (4, 59591018), (8, 29795509), (17, 14021416), (34, 7010708), (47, 5071576), (68, 3505354), (89, 2678248), (94, 2535788), (136, 1752677), (178, 1339124), (188, 1267894), (356, 669562), (376, 633947), (419, 568888), (712, 334781), (799, 298328), (838, 284444), (1513, 157544), (1598, 149164), (1676, 142222), (3026, 78772), (3196, 74582), (3352, 71111), (4183, 56984), (6052, 39386), (6392, 37291), (7123, 33464), (8366, 28492), (12104, 19693), (14246, 16732)]