217499616

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{20411}}^1$

素因数の和:20464

約数の個数: 72

約数和(自身を含む): 635262264

約数和(自身を除く): 417762648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 72, 74, 96, 111, 144, 148, 222, 288, 296, 333, 444, 592, 666, 888, 1184, 1332, 1776, 2664, 3552, 5328, 10656, 20411, 40822, 61233, 81644, 122466, 163288, 183699, 244932, 326576, 367398, 489864, 653152, 734796, 755207, 979728, 1469592, 1510414, 1959456, 2265621, 2939184, 3020828, 4531242, 5878368, 6041656, 6796863, 9062484, 12083312, 13593726, 18124968, 24166624, 27187452, 36249936, 54374904, 72499872, 108749808, 217499616]

約数ペア:

[(1, 217499616), (2, 108749808), (3, 72499872), (4, 54374904), (6, 36249936), (8, 27187452), (9, 24166624), (12, 18124968), (16, 13593726), (18, 12083312), (24, 9062484), (32, 6796863), (36, 6041656), (37, 5878368), (48, 4531242), (72, 3020828), (74, 2939184), (96, 2265621), (111, 1959456), (144, 1510414), (148, 1469592), (222, 979728), (288, 755207), (296, 734796), (333, 653152), (444, 489864), (592, 367398), (666, 326576), (888, 244932), (1184, 183699), (1332, 163288), (1776, 122466), (2664, 81644), (3552, 61233), (5328, 40822), (10656, 20411)]