172361984

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 365369088

約数和(自身を除く): 193007104

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 256, 296, 496, 587, 592, 992, 1147, 1174, 1184, 1984, 2294, 2348, 2368, 3968, 4588, 4696, 4736, 7936, 9176, 9392, 9472, 18197, 18352, 18784, 21719, 36394, 36704, 37568, 43438, 72788, 73408, 75136, 86876, 145576, 146816, 150272, 173752, 291152, 293632, 347504, 582304, 673289, 695008, 1164608, 1346578, 1390016, 2329216, 2693156, 2780032, 4658432, 5386312, 5560064, 10772624, 21545248, 43090496, 86180992, 172361984]

約数ペア:

[(1, 172361984), (2, 86180992), (4, 43090496), (8, 21545248), (16, 10772624), (31, 5560064), (32, 5386312), (37, 4658432), (62, 2780032), (64, 2693156), (74, 2329216), (124, 1390016), (128, 1346578), (148, 1164608), (248, 695008), (256, 673289), (296, 582304), (496, 347504), (587, 293632), (592, 291152), (992, 173752), (1147, 150272), (1174, 146816), (1184, 145576), (1984, 86876), (2294, 75136), (2348, 73408), (2368, 72788), (3968, 43438), (4588, 37568), (4696, 36704), (4736, 36394), (7936, 21719), (9176, 18784), (9392, 18352), (9472, 18197)]