217872744

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 594570240

約数和(自身を除く): 376697496

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 43, 46, 67, 69, 86, 92, 129, 134, 137, 138, 172, 184, 201, 258, 268, 274, 276, 344, 402, 411, 516, 536, 548, 552, 804, 822, 989, 1032, 1096, 1541, 1608, 1644, 1978, 2881, 2967, 3082, 3151, 3288, 3956, 4623, 5762, 5891, 5934, 6164, 6302, 7912, 8643, 9179, 9246, 9453, 11524, 11782, 11868, 12328, 12604, 17286, 17673, 18358, 18492, 18906, 23048, 23564, 23736, 25208, 27537, 34572, 35346, 36716, 36984, 37812, 47128, 55074, 66263, 69144, 70692, 73432, 75624, 110148, 132526, 135493, 141384, 198789, 211117, 220296, 265052, 270986, 394697, 397578, 406479, 422234, 530104, 541972, 633351, 789394, 795156, 812958, 844468, 1083944, 1184091, 1266702, 1578788, 1590312, 1625916, 1688936, 2368182, 2533404, 3157576, 3251832, 4736364, 5066808, 9078031, 9472728, 18156062, 27234093, 36312124, 54468186, 72624248, 108936372, 217872744]

約数ペア:

[(1, 217872744), (2, 108936372), (3, 72624248), (4, 54468186), (6, 36312124), (8, 27234093), (12, 18156062), (23, 9472728), (24, 9078031), (43, 5066808), (46, 4736364), (67, 3251832), (69, 3157576), (86, 2533404), (92, 2368182), (129, 1688936), (134, 1625916), (137, 1590312), (138, 1578788), (172, 1266702), (184, 1184091), (201, 1083944), (258, 844468), (268, 812958), (274, 795156), (276, 789394), (344, 633351), (402, 541972), (411, 530104), (516, 422234), (536, 406479), (548, 397578), (552, 394697), (804, 270986), (822, 265052), (989, 220296), (1032, 211117), (1096, 198789), (1541, 141384), (1608, 135493), (1644, 132526), (1978, 110148), (2881, 75624), (2967, 73432), (3082, 70692), (3151, 69144), (3288, 66263), (3956, 55074), (4623, 47128), (5762, 37812), (5891, 36984), (5934, 36716), (6164, 35346), (6302, 34572), (7912, 27537), (8643, 25208), (9179, 23736), (9246, 23564), (9453, 23048), (11524, 18906), (11782, 18492), (11868, 18358), (12328, 17673), (12604, 17286)]