489420800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 216

約数和(自身を含む): 1350694800

約数和(自身を除く): 861274000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 79, 80, 88, 100, 110, 121, 128, 158, 160, 176, 200, 220, 242, 256, 275, 316, 320, 352, 395, 400, 440, 484, 512, 550, 605, 632, 640, 704, 790, 800, 869, 880, 968, 1024, 1100, 1210, 1264, 1280, 1408, 1580, 1600, 1738, 1760, 1936, 1975, 2048, 2200, 2420, 2528, 2560, 2816, 3025, 3160, 3200, 3476, 3520, 3872, 3950, 4345, 4400, 4840, 5056, 5120, 5632, 6050, 6320, 6400, 6952, 7040, 7744, 7900, 8690, 8800, 9559, 9680, 10112, 10240, 11264, 12100, 12640, 12800, 13904, 14080, 15488, 15800, 17380, 17600, 19118, 19360, 20224, 21725, 22528, 24200, 25280, 25600, 27808, 28160, 30976, 31600, 34760, 35200, 38236, 38720, 40448, 43450, 47795, 48400, 50560, 51200, 55616, 56320, 61952, 63200, 69520, 70400, 76472, 77440, 80896, 86900, 95590, 96800, 101120, 111232, 112640, 123904, 126400, 139040, 140800, 152944, 154880, 161792, 173800, 191180, 193600, 202240, 222464, 238975, 247808, 252800, 278080, 281600, 305888, 309760, 347600, 382360, 387200, 404480, 444928, 477950, 505600, 556160, 563200, 611776, 619520, 695200, 764720, 774400, 808960, 889856, 955900, 1011200, 1112320, 1223552, 1239040, 1390400, 1529440, 1548800, 1779712, 1911800, 2022400, 2224640, 2447104, 2780800, 3058880, 3097600, 3823600, 4044800, 4449280, 4894208, 5561600, 6117760, 6195200, 7647200, 8898560, 9788416, 11123200, 12235520, 15294400, 19576832, 22246400, 24471040, 30588800, 44492800, 48942080, 61177600, 97884160, 122355200, 244710400, 489420800]

約数ペア:

[(1, 489420800), (2, 244710400), (4, 122355200), (5, 97884160), (8, 61177600), (10, 48942080), (11, 44492800), (16, 30588800), (20, 24471040), (22, 22246400), (25, 19576832), (32, 15294400), (40, 12235520), (44, 11123200), (50, 9788416), (55, 8898560), (64, 7647200), (79, 6195200), (80, 6117760), (88, 5561600), (100, 4894208), (110, 4449280), (121, 4044800), (128, 3823600), (158, 3097600), (160, 3058880), (176, 2780800), (200, 2447104), (220, 2224640), (242, 2022400), (256, 1911800), (275, 1779712), (316, 1548800), (320, 1529440), (352, 1390400), (395, 1239040), (400, 1223552), (440, 1112320), (484, 1011200), (512, 955900), (550, 889856), (605, 808960), (632, 774400), (640, 764720), (704, 695200), (790, 619520), (800, 611776), (869, 563200), (880, 556160), (968, 505600), (1024, 477950), (1100, 444928), (1210, 404480), (1264, 387200), (1280, 382360), (1408, 347600), (1580, 309760), (1600, 305888), (1738, 281600), (1760, 278080), (1936, 252800), (1975, 247808), (2048, 238975), (2200, 222464), (2420, 202240), (2528, 193600), (2560, 191180), (2816, 173800), (3025, 161792), (3160, 154880), (3200, 152944), (3476, 140800), (3520, 139040), (3872, 126400), (3950, 123904), (4345, 112640), (4400, 111232), (4840, 101120), (5056, 96800), (5120, 95590), (5632, 86900), (6050, 80896), (6320, 77440), (6400, 76472), (6952, 70400), (7040, 69520), (7744, 63200), (7900, 61952), (8690, 56320), (8800, 55616), (9559, 51200), (9680, 50560), (10112, 48400), (10240, 47795), (11264, 43450), (12100, 40448), (12640, 38720), (12800, 38236), (13904, 35200), (14080, 34760), (15488, 31600), (15800, 30976), (17380, 28160), (17600, 27808), (19118, 25600), (19360, 25280), (20224, 24200), (21725, 22528)]