2172181760

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:681

約数の個数: 216

約数和(自身を含む): 6165603360

約数和(自身を除く): 3993421600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 59, 64, 70, 80, 98, 112, 118, 128, 140, 160, 196, 224, 236, 245, 256, 280, 295, 320, 392, 413, 448, 472, 490, 560, 587, 590, 640, 784, 826, 896, 944, 980, 1120, 1174, 1180, 1280, 1568, 1652, 1792, 1888, 1960, 2065, 2240, 2348, 2360, 2891, 2935, 3136, 3304, 3776, 3920, 4109, 4130, 4480, 4696, 4720, 5782, 5870, 6272, 6608, 7552, 7840, 8218, 8260, 8960, 9392, 9440, 11564, 11740, 12544, 13216, 14455, 15104, 15680, 16436, 16520, 18784, 18880, 20545, 23128, 23480, 26432, 28763, 28910, 31360, 32872, 33040, 34633, 37568, 37760, 41090, 46256, 46960, 52864, 57526, 57820, 62720, 65744, 66080, 69266, 75136, 75520, 82180, 92512, 93920, 105728, 115052, 115640, 131488, 132160, 138532, 143815, 150272, 164360, 173165, 185024, 187840, 230104, 231280, 242431, 262976, 264320, 277064, 287630, 328720, 346330, 370048, 375680, 460208, 462560, 484862, 525952, 528640, 554128, 575260, 657440, 692660, 740096, 751360, 920416, 925120, 969724, 1051904, 1108256, 1150520, 1212155, 1314880, 1385320, 1697017, 1840832, 1850240, 1939448, 2216512, 2301040, 2424310, 2629760, 2770640, 3394034, 3681664, 3700480, 3878896, 4433024, 4602080, 4848620, 5259520, 5541280, 6788068, 7363328, 7757792, 8485085, 8866048, 9204160, 9697240, 11082560, 13576136, 15515584, 16970170, 18408320, 19394480, 22165120, 27152272, 31031168, 33940340, 36816640, 38788960, 44330240, 54304544, 62062336, 67880680, 77577920, 108609088, 135761360, 155155840, 217218176, 271522720, 310311680, 434436352, 543045440, 1086090880, 2172181760]

約数ペア:

[(1, 2172181760), (2, 1086090880), (4, 543045440), (5, 434436352), (7, 310311680), (8, 271522720), (10, 217218176), (14, 155155840), (16, 135761360), (20, 108609088), (28, 77577920), (32, 67880680), (35, 62062336), (40, 54304544), (49, 44330240), (56, 38788960), (59, 36816640), (64, 33940340), (70, 31031168), (80, 27152272), (98, 22165120), (112, 19394480), (118, 18408320), (128, 16970170), (140, 15515584), (160, 13576136), (196, 11082560), (224, 9697240), (236, 9204160), (245, 8866048), (256, 8485085), (280, 7757792), (295, 7363328), (320, 6788068), (392, 5541280), (413, 5259520), (448, 4848620), (472, 4602080), (490, 4433024), (560, 3878896), (587, 3700480), (590, 3681664), (640, 3394034), (784, 2770640), (826, 2629760), (896, 2424310), (944, 2301040), (980, 2216512), (1120, 1939448), (1174, 1850240), (1180, 1840832), (1280, 1697017), (1568, 1385320), (1652, 1314880), (1792, 1212155), (1888, 1150520), (1960, 1108256), (2065, 1051904), (2240, 969724), (2348, 925120), (2360, 920416), (2891, 751360), (2935, 740096), (3136, 692660), (3304, 657440), (3776, 575260), (3920, 554128), (4109, 528640), (4130, 525952), (4480, 484862), (4696, 462560), (4720, 460208), (5782, 375680), (5870, 370048), (6272, 346330), (6608, 328720), (7552, 287630), (7840, 277064), (8218, 264320), (8260, 262976), (8960, 242431), (9392, 231280), (9440, 230104), (11564, 187840), (11740, 185024), (12544, 173165), (13216, 164360), (14455, 150272), (15104, 143815), (15680, 138532), (16436, 132160), (16520, 131488), (18784, 115640), (18880, 115052), (20545, 105728), (23128, 93920), (23480, 92512), (26432, 82180), (28763, 75520), (28910, 75136), (31360, 69266), (32872, 66080), (33040, 65744), (34633, 62720), (37568, 57820), (37760, 57526), (41090, 52864), (46256, 46960)]