204744320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 540518400

約数和(自身を除く): 335774080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 127, 128, 160, 176, 220, 229, 254, 320, 352, 440, 458, 508, 635, 640, 704, 880, 916, 1016, 1145, 1270, 1397, 1408, 1760, 1832, 2032, 2290, 2519, 2540, 2794, 3520, 3664, 4064, 4580, 5038, 5080, 5588, 6985, 7040, 7328, 8128, 9160, 10076, 10160, 11176, 12595, 13970, 14656, 16256, 18320, 20152, 20320, 22352, 25190, 27940, 29083, 29312, 36640, 40304, 40640, 44704, 50380, 55880, 58166, 73280, 80608, 81280, 89408, 100760, 111760, 116332, 145415, 146560, 161216, 178816, 201520, 223520, 232664, 290830, 319913, 322432, 403040, 447040, 465328, 581660, 639826, 806080, 894080, 930656, 1163320, 1279652, 1599565, 1612160, 1861312, 2326640, 2559304, 3199130, 3722624, 4653280, 5118608, 6398260, 9306560, 10237216, 12796520, 18613120, 20474432, 25593040, 40948864, 51186080, 102372160, 204744320]

約数ペア:

[(1, 204744320), (2, 102372160), (4, 51186080), (5, 40948864), (8, 25593040), (10, 20474432), (11, 18613120), (16, 12796520), (20, 10237216), (22, 9306560), (32, 6398260), (40, 5118608), (44, 4653280), (55, 3722624), (64, 3199130), (80, 2559304), (88, 2326640), (110, 1861312), (127, 1612160), (128, 1599565), (160, 1279652), (176, 1163320), (220, 930656), (229, 894080), (254, 806080), (320, 639826), (352, 581660), (440, 465328), (458, 447040), (508, 403040), (635, 322432), (640, 319913), (704, 290830), (880, 232664), (916, 223520), (1016, 201520), (1145, 178816), (1270, 161216), (1397, 146560), (1408, 145415), (1760, 116332), (1832, 111760), (2032, 100760), (2290, 89408), (2519, 81280), (2540, 80608), (2794, 73280), (3520, 58166), (3664, 55880), (4064, 50380), (4580, 44704), (5038, 40640), (5080, 40304), (5588, 36640), (6985, 29312), (7040, 29083), (7328, 27940), (8128, 25190), (9160, 22352), (10076, 20320), (10160, 20152), (11176, 18320), (12595, 16256), (13970, 14656)]