249083388

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:768

約数の個数: 144

約数和(自身を含む): 725437440

約数和(自身を除く): 476354052

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 31, 34, 36, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 153, 171, 186, 204, 228, 279, 306, 323, 342, 372, 527, 558, 589, 612, 646, 684, 691, 969, 1054, 1116, 1178, 1292, 1382, 1581, 1767, 1938, 2073, 2108, 2356, 2764, 2907, 3162, 3534, 3876, 4146, 4743, 5301, 5814, 6219, 6324, 7068, 8292, 9486, 10013, 10602, 11628, 11747, 12438, 13129, 18972, 20026, 21204, 21421, 23494, 24876, 26258, 30039, 35241, 39387, 40052, 42842, 46988, 52516, 60078, 64263, 70482, 78774, 85684, 90117, 105723, 118161, 120156, 128526, 140964, 157548, 180234, 192789, 211446, 223193, 236322, 257052, 360468, 364157, 385578, 406999, 422892, 446386, 472644, 669579, 728314, 771156, 813998, 892772, 1092471, 1220997, 1339158, 1456628, 1627996, 2008737, 2184942, 2441994, 2678316, 3277413, 3662991, 4017474, 4369884, 4883988, 6554826, 6918983, 7325982, 8034948, 13109652, 13837966, 14651964, 20756949, 27675932, 41513898, 62270847, 83027796, 124541694, 249083388]

約数ペア:

[(1, 249083388), (2, 124541694), (3, 83027796), (4, 62270847), (6, 41513898), (9, 27675932), (12, 20756949), (17, 14651964), (18, 13837966), (19, 13109652), (31, 8034948), (34, 7325982), (36, 6918983), (38, 6554826), (51, 4883988), (57, 4369884), (62, 4017474), (68, 3662991), (76, 3277413), (93, 2678316), (102, 2441994), (114, 2184942), (124, 2008737), (153, 1627996), (171, 1456628), (186, 1339158), (204, 1220997), (228, 1092471), (279, 892772), (306, 813998), (323, 771156), (342, 728314), (372, 669579), (527, 472644), (558, 446386), (589, 422892), (612, 406999), (646, 385578), (684, 364157), (691, 360468), (969, 257052), (1054, 236322), (1116, 223193), (1178, 211446), (1292, 192789), (1382, 180234), (1581, 157548), (1767, 140964), (1938, 128526), (2073, 120156), (2108, 118161), (2356, 105723), (2764, 90117), (2907, 85684), (3162, 78774), (3534, 70482), (3876, 64263), (4146, 60078), (4743, 52516), (5301, 46988), (5814, 42842), (6219, 40052), (6324, 39387), (7068, 35241), (8292, 30039), (9486, 26258), (10013, 24876), (10602, 23494), (11628, 21421), (11747, 21204), (12438, 20026), (13129, 18972)]