1208755520

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:765

約数の個数: 168

約数和(自身を含む): 3380207616

約数和(自身を除く): 2171452096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 127, 140, 160, 196, 224, 245, 254, 280, 320, 392, 448, 490, 508, 560, 607, 635, 784, 889, 980, 1016, 1120, 1214, 1270, 1568, 1778, 1960, 2032, 2240, 2428, 2540, 3035, 3136, 3556, 3920, 4064, 4249, 4445, 4856, 5080, 6070, 6223, 7112, 7840, 8128, 8498, 8890, 9712, 10160, 12140, 12446, 14224, 15680, 16996, 17780, 19424, 20320, 21245, 24280, 24892, 28448, 29743, 31115, 33992, 35560, 38848, 40640, 42490, 48560, 49784, 56896, 59486, 62230, 67984, 71120, 77089, 84980, 97120, 99568, 118972, 124460, 135968, 142240, 148715, 154178, 169960, 194240, 199136, 237944, 248920, 271936, 284480, 297430, 308356, 339920, 385445, 398272, 475888, 497840, 539623, 594860, 616712, 679840, 770890, 951776, 995680, 1079246, 1189720, 1233424, 1359680, 1541780, 1903552, 1991360, 2158492, 2379440, 2466848, 2698115, 3083560, 3777361, 4316984, 4758880, 4933696, 5396230, 6167120, 7554722, 8633968, 9517760, 10792460, 12334240, 15109444, 17267936, 18886805, 21584920, 24668480, 30218888, 34535872, 37773610, 43169840, 60437776, 75547220, 86339680, 120875552, 151094440, 172679360, 241751104, 302188880, 604377760, 1208755520]

約数ペア:

[(1, 1208755520), (2, 604377760), (4, 302188880), (5, 241751104), (7, 172679360), (8, 151094440), (10, 120875552), (14, 86339680), (16, 75547220), (20, 60437776), (28, 43169840), (32, 37773610), (35, 34535872), (40, 30218888), (49, 24668480), (56, 21584920), (64, 18886805), (70, 17267936), (80, 15109444), (98, 12334240), (112, 10792460), (127, 9517760), (140, 8633968), (160, 7554722), (196, 6167120), (224, 5396230), (245, 4933696), (254, 4758880), (280, 4316984), (320, 3777361), (392, 3083560), (448, 2698115), (490, 2466848), (508, 2379440), (560, 2158492), (607, 1991360), (635, 1903552), (784, 1541780), (889, 1359680), (980, 1233424), (1016, 1189720), (1120, 1079246), (1214, 995680), (1270, 951776), (1568, 770890), (1778, 679840), (1960, 616712), (2032, 594860), (2240, 539623), (2428, 497840), (2540, 475888), (3035, 398272), (3136, 385445), (3556, 339920), (3920, 308356), (4064, 297430), (4249, 284480), (4445, 271936), (4856, 248920), (5080, 237944), (6070, 199136), (6223, 194240), (7112, 169960), (7840, 154178), (8128, 148715), (8498, 142240), (8890, 135968), (9712, 124460), (10160, 118972), (12140, 99568), (12446, 97120), (14224, 84980), (15680, 77089), (16996, 71120), (17780, 67984), (19424, 62230), (20320, 59486), (21245, 56896), (24280, 49784), (24892, 48560), (28448, 42490), (29743, 40640), (31115, 38848), (33992, 35560)]