645784872

素因数分解:

$2^3\times 3^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1\times {\mathrm{607}}^1$

素因数の和:1170

約数の個数: 64

約数和(自身を含む): 1637368320

約数和(自身を除く): 991583448

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 97, 194, 291, 388, 457, 582, 607, 776, 914, 1164, 1214, 1371, 1821, 1828, 2328, 2428, 2742, 3642, 3656, 4856, 5484, 7284, 10968, 14568, 44329, 58879, 88658, 117758, 132987, 176637, 177316, 235516, 265974, 277399, 353274, 354632, 471032, 531948, 554798, 706548, 832197, 1063896, 1109596, 1413096, 1664394, 2219192, 3328788, 6657576, 26907703, 53815406, 80723109, 107630812, 161446218, 215261624, 322892436, 645784872]

約数ペア:

[(1, 645784872), (2, 322892436), (3, 215261624), (4, 161446218), (6, 107630812), (8, 80723109), (12, 53815406), (24, 26907703), (97, 6657576), (194, 3328788), (291, 2219192), (388, 1664394), (457, 1413096), (582, 1109596), (607, 1063896), (776, 832197), (914, 706548), (1164, 554798), (1214, 531948), (1371, 471032), (1821, 354632), (1828, 353274), (2328, 277399), (2428, 265974), (2742, 235516), (3642, 177316), (3656, 176637), (4856, 132987), (5484, 117758), (7284, 88658), (10968, 58879), (14568, 44329)]