208887672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2177

約数の個数: 128

約数和(自身を含む): 648806400

約数和(自身を除く): 439918728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 31, 38, 42, 56, 57, 62, 76, 84, 93, 114, 124, 133, 152, 168, 186, 217, 228, 248, 266, 372, 399, 434, 456, 532, 589, 651, 744, 798, 868, 1064, 1178, 1302, 1596, 1736, 1767, 2111, 2356, 2604, 3192, 3534, 4123, 4222, 4712, 5208, 6333, 7068, 8246, 8444, 12369, 12666, 14136, 14777, 16492, 16888, 24738, 25332, 29554, 32984, 40109, 44331, 49476, 50664, 59108, 65441, 80218, 88662, 98952, 118216, 120327, 130882, 160436, 177324, 196323, 240654, 261764, 280763, 320872, 354648, 392646, 458087, 481308, 523528, 561526, 785292, 842289, 916174, 962616, 1123052, 1243379, 1374261, 1570584, 1684578, 1832348, 2246104, 2486758, 2748522, 3369156, 3664696, 3730137, 4973516, 5497044, 6738312, 7460274, 8703653, 9947032, 10994088, 14920548, 17407306, 26110959, 29841096, 34814612, 52221918, 69629224, 104443836, 208887672]

約数ペア:

[(1, 208887672), (2, 104443836), (3, 69629224), (4, 52221918), (6, 34814612), (7, 29841096), (8, 26110959), (12, 17407306), (14, 14920548), (19, 10994088), (21, 9947032), (24, 8703653), (28, 7460274), (31, 6738312), (38, 5497044), (42, 4973516), (56, 3730137), (57, 3664696), (62, 3369156), (76, 2748522), (84, 2486758), (93, 2246104), (114, 1832348), (124, 1684578), (133, 1570584), (152, 1374261), (168, 1243379), (186, 1123052), (217, 962616), (228, 916174), (248, 842289), (266, 785292), (372, 561526), (399, 523528), (434, 481308), (456, 458087), (532, 392646), (589, 354648), (651, 320872), (744, 280763), (798, 261764), (868, 240654), (1064, 196323), (1178, 177324), (1302, 160436), (1596, 130882), (1736, 120327), (1767, 118216), (2111, 98952), (2356, 88662), (2604, 80218), (3192, 65441), (3534, 59108), (4123, 50664), (4222, 49476), (4712, 44331), (5208, 40109), (6333, 32984), (7068, 29554), (8246, 25332), (8444, 24738), (12369, 16888), (12666, 16492), (14136, 14777)]