1217365520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:497

約数の個数: 160

約数和(自身を含む): 3323620608

約数和(自身を除く): 2106255088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 97, 112, 140, 146, 194, 280, 292, 307, 365, 388, 485, 511, 560, 584, 614, 679, 730, 776, 970, 1022, 1168, 1228, 1358, 1460, 1535, 1552, 1940, 2044, 2149, 2456, 2555, 2716, 2920, 3070, 3395, 3880, 4088, 4298, 4912, 5110, 5432, 5840, 6140, 6790, 7081, 7760, 8176, 8596, 10220, 10745, 10864, 12280, 13580, 14162, 17192, 20440, 21490, 22411, 24560, 27160, 28324, 29779, 34384, 35405, 40880, 42980, 44822, 49567, 54320, 56648, 59558, 70810, 85960, 89644, 99134, 112055, 113296, 119116, 141620, 148895, 156877, 171920, 179288, 198268, 208453, 224110, 238232, 247835, 283240, 297790, 313754, 358576, 396536, 416906, 448220, 476464, 495670, 566480, 595580, 627508, 784385, 793072, 833812, 896440, 991340, 1042265, 1191160, 1255016, 1568770, 1667624, 1792880, 1982680, 2084530, 2173867, 2382320, 2510032, 3137540, 3335248, 3965360, 4169060, 4347734, 6275080, 8338120, 8695468, 10869335, 12550160, 15217069, 16676240, 17390936, 21738670, 30434138, 34781872, 43477340, 60868276, 76085345, 86954680, 121736552, 152170690, 173909360, 243473104, 304341380, 608682760, 1217365520]

約数ペア:

[(1, 1217365520), (2, 608682760), (4, 304341380), (5, 243473104), (7, 173909360), (8, 152170690), (10, 121736552), (14, 86954680), (16, 76085345), (20, 60868276), (28, 43477340), (35, 34781872), (40, 30434138), (56, 21738670), (70, 17390936), (73, 16676240), (80, 15217069), (97, 12550160), (112, 10869335), (140, 8695468), (146, 8338120), (194, 6275080), (280, 4347734), (292, 4169060), (307, 3965360), (365, 3335248), (388, 3137540), (485, 2510032), (511, 2382320), (560, 2173867), (584, 2084530), (614, 1982680), (679, 1792880), (730, 1667624), (776, 1568770), (970, 1255016), (1022, 1191160), (1168, 1042265), (1228, 991340), (1358, 896440), (1460, 833812), (1535, 793072), (1552, 784385), (1940, 627508), (2044, 595580), (2149, 566480), (2456, 495670), (2555, 476464), (2716, 448220), (2920, 416906), (3070, 396536), (3395, 358576), (3880, 313754), (4088, 297790), (4298, 283240), (4912, 247835), (5110, 238232), (5432, 224110), (5840, 208453), (6140, 198268), (6790, 179288), (7081, 171920), (7760, 156877), (8176, 148895), (8596, 141620), (10220, 119116), (10745, 113296), (10864, 112055), (12280, 99134), (13580, 89644), (14162, 85960), (17192, 70810), (20440, 59558), (21490, 56648), (22411, 54320), (24560, 49567), (27160, 44822), (28324, 42980), (29779, 40880), (34384, 35405)]