209938560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{647}}^1$

素因数の和:695

約数の個数: 192

約数和(自身を含む): 725734080

約数和(自身を除く): 515795520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 260, 312, 320, 338, 384, 390, 416, 480, 507, 520, 624, 640, 647, 676, 780, 832, 845, 960, 1014, 1040, 1248, 1294, 1352, 1560, 1664, 1690, 1920, 1941, 2028, 2080, 2496, 2535, 2588, 2704, 3120, 3235, 3380, 3882, 4056, 4160, 4992, 5070, 5176, 5408, 6240, 6470, 6760, 7764, 8112, 8320, 8411, 9705, 10140, 10352, 10816, 12480, 12940, 13520, 15528, 16224, 16822, 19410, 20280, 20704, 21632, 24960, 25233, 25880, 27040, 31056, 32448, 33644, 38820, 40560, 41408, 42055, 50466, 51760, 54080, 62112, 64896, 67288, 77640, 81120, 82816, 84110, 100932, 103520, 108160, 109343, 124224, 126165, 134576, 155280, 162240, 168220, 201864, 207040, 218686, 248448, 252330, 269152, 310560, 324480, 328029, 336440, 403728, 414080, 437372, 504660, 538304, 546715, 621120, 656058, 672880, 807456, 874744, 1009320, 1076608, 1093430, 1242240, 1312116, 1345760, 1614912, 1640145, 1749488, 2018640, 2186860, 2624232, 2691520, 3229824, 3280290, 3498976, 4037280, 4373720, 5248464, 5383040, 6560580, 6997952, 8074560, 8747440, 10496928, 13121160, 13995904, 16149120, 17494880, 20993856, 26242320, 34989760, 41987712, 52484640, 69979520, 104969280, 209938560]

約数ペア:

[(1, 209938560), (2, 104969280), (3, 69979520), (4, 52484640), (5, 41987712), (6, 34989760), (8, 26242320), (10, 20993856), (12, 17494880), (13, 16149120), (15, 13995904), (16, 13121160), (20, 10496928), (24, 8747440), (26, 8074560), (30, 6997952), (32, 6560580), (39, 5383040), (40, 5248464), (48, 4373720), (52, 4037280), (60, 3498976), (64, 3280290), (65, 3229824), (78, 2691520), (80, 2624232), (96, 2186860), (104, 2018640), (120, 1749488), (128, 1640145), (130, 1614912), (156, 1345760), (160, 1312116), (169, 1242240), (192, 1093430), (195, 1076608), (208, 1009320), (240, 874744), (260, 807456), (312, 672880), (320, 656058), (338, 621120), (384, 546715), (390, 538304), (416, 504660), (480, 437372), (507, 414080), (520, 403728), (624, 336440), (640, 328029), (647, 324480), (676, 310560), (780, 269152), (832, 252330), (845, 248448), (960, 218686), (1014, 207040), (1040, 201864), (1248, 168220), (1294, 162240), (1352, 155280), (1560, 134576), (1664, 126165), (1690, 124224), (1920, 109343), (1941, 108160), (2028, 103520), (2080, 100932), (2496, 84110), (2535, 82816), (2588, 81120), (2704, 77640), (3120, 67288), (3235, 64896), (3380, 62112), (3882, 54080), (4056, 51760), (4160, 50466), (4992, 42055), (5070, 41408), (5176, 40560), (5408, 38820), (6240, 33644), (6470, 32448), (6760, 31056), (7764, 27040), (8112, 25880), (8320, 25233), (8411, 24960), (9705, 21632), (10140, 20704), (10352, 20280), (10816, 19410), (12480, 16822), (12940, 16224), (13520, 15528)]