257046384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:503

約数の個数: 160

約数和(自身を含む): 795949056

約数和(自身を除く): 538902672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 47, 48, 56, 82, 84, 94, 112, 123, 141, 164, 168, 188, 246, 282, 287, 328, 329, 336, 376, 397, 492, 564, 574, 656, 658, 752, 794, 861, 984, 987, 1128, 1148, 1191, 1316, 1588, 1722, 1927, 1968, 1974, 2256, 2296, 2382, 2632, 2779, 3176, 3444, 3854, 3948, 4592, 4764, 5264, 5558, 5781, 6352, 6888, 7708, 7896, 8337, 9528, 11116, 11562, 13489, 13776, 15416, 15792, 16277, 16674, 18659, 19056, 22232, 23124, 26978, 30832, 32554, 33348, 37318, 40467, 44464, 46248, 48831, 53956, 55977, 65108, 66696, 74636, 80934, 92496, 97662, 107912, 111954, 113939, 130216, 130613, 133392, 149272, 161868, 195324, 215824, 223908, 227878, 260432, 261226, 298544, 323736, 341817, 390648, 391839, 447816, 455756, 522452, 647472, 683634, 765019, 781296, 783678, 895632, 911512, 1044904, 1367268, 1530038, 1567356, 1823024, 2089808, 2295057, 2734536, 3060076, 3134712, 4590114, 5355133, 5469072, 6120152, 6269424, 9180228, 10710266, 12240304, 16065399, 18360456, 21420532, 32130798, 36720912, 42841064, 64261596, 85682128, 128523192, 257046384]

約数ペア:

[(1, 257046384), (2, 128523192), (3, 85682128), (4, 64261596), (6, 42841064), (7, 36720912), (8, 32130798), (12, 21420532), (14, 18360456), (16, 16065399), (21, 12240304), (24, 10710266), (28, 9180228), (41, 6269424), (42, 6120152), (47, 5469072), (48, 5355133), (56, 4590114), (82, 3134712), (84, 3060076), (94, 2734536), (112, 2295057), (123, 2089808), (141, 1823024), (164, 1567356), (168, 1530038), (188, 1367268), (246, 1044904), (282, 911512), (287, 895632), (328, 783678), (329, 781296), (336, 765019), (376, 683634), (397, 647472), (492, 522452), (564, 455756), (574, 447816), (656, 391839), (658, 390648), (752, 341817), (794, 323736), (861, 298544), (984, 261226), (987, 260432), (1128, 227878), (1148, 223908), (1191, 215824), (1316, 195324), (1588, 161868), (1722, 149272), (1927, 133392), (1968, 130613), (1974, 130216), (2256, 113939), (2296, 111954), (2382, 107912), (2632, 97662), (2779, 92496), (3176, 80934), (3444, 74636), (3854, 66696), (3948, 65108), (4592, 55977), (4764, 53956), (5264, 48831), (5558, 46248), (5781, 44464), (6352, 40467), (6888, 37318), (7708, 33348), (7896, 32554), (8337, 30832), (9528, 26978), (11116, 23124), (11562, 22232), (13489, 19056), (13776, 18659), (15416, 16674), (15792, 16277)]