684865280

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:542

約数の個数: 144

約数和(自身を含む): 1808400384

約数和(自身を除く): 1123535104

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, 254, 256, 320, 352, 383, 440, 508, 635, 640, 704, 766, 880, 1016, 1270, 1280, 1397, 1408, 1532, 1760, 1915, 2032, 2540, 2794, 2816, 3064, 3520, 3830, 4064, 4213, 5080, 5588, 6128, 6985, 7040, 7660, 8128, 8426, 10160, 11176, 12256, 13970, 14080, 15320, 16256, 16852, 20320, 21065, 22352, 24512, 27940, 30640, 32512, 33704, 40640, 42130, 44704, 48641, 49024, 55880, 61280, 67408, 81280, 84260, 89408, 97282, 98048, 111760, 122560, 134816, 162560, 168520, 178816, 194564, 223520, 243205, 245120, 269632, 337040, 357632, 389128, 447040, 486410, 490240, 535051, 539264, 674080, 778256, 894080, 972820, 1070102, 1078528, 1348160, 1556512, 1788160, 1945640, 2140204, 2675255, 2696320, 3113024, 3891280, 4280408, 5350510, 5392640, 6226048, 7782560, 8560816, 10701020, 12452096, 15565120, 17121632, 21402040, 31130240, 34243264, 42804080, 62260480, 68486528, 85608160, 136973056, 171216320, 342432640, 684865280]

約数ペア:

[(1, 684865280), (2, 342432640), (4, 171216320), (5, 136973056), (8, 85608160), (10, 68486528), (11, 62260480), (16, 42804080), (20, 34243264), (22, 31130240), (32, 21402040), (40, 17121632), (44, 15565120), (55, 12452096), (64, 10701020), (80, 8560816), (88, 7782560), (110, 6226048), (127, 5392640), (128, 5350510), (160, 4280408), (176, 3891280), (220, 3113024), (254, 2696320), (256, 2675255), (320, 2140204), (352, 1945640), (383, 1788160), (440, 1556512), (508, 1348160), (635, 1078528), (640, 1070102), (704, 972820), (766, 894080), (880, 778256), (1016, 674080), (1270, 539264), (1280, 535051), (1397, 490240), (1408, 486410), (1532, 447040), (1760, 389128), (1915, 357632), (2032, 337040), (2540, 269632), (2794, 245120), (2816, 243205), (3064, 223520), (3520, 194564), (3830, 178816), (4064, 168520), (4213, 162560), (5080, 134816), (5588, 122560), (6128, 111760), (6985, 98048), (7040, 97282), (7660, 89408), (8128, 84260), (8426, 81280), (10160, 67408), (11176, 61280), (12256, 55880), (13970, 49024), (14080, 48641), (15320, 44704), (16256, 42130), (16852, 40640), (20320, 33704), (21065, 32512), (22352, 30640), (24512, 27940)]