285443172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:466

約数の個数: 144

約数和(自身を含む): 862243200

約数和(自身を除く): 576800028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 139, 174, 203, 252, 261, 278, 281, 348, 406, 417, 522, 556, 562, 609, 812, 834, 843, 973, 1044, 1124, 1218, 1251, 1668, 1686, 1827, 1946, 1967, 2436, 2502, 2529, 2919, 3372, 3654, 3892, 3934, 4031, 5004, 5058, 5838, 5901, 7308, 7868, 8062, 8149, 8757, 10116, 11676, 11802, 12093, 16124, 16298, 17514, 17703, 23604, 24186, 24447, 28217, 32596, 35028, 35406, 36279, 39059, 48372, 48894, 56434, 57043, 70812, 72558, 73341, 78118, 84651, 97788, 112868, 114086, 117177, 145116, 146682, 156236, 169302, 171129, 228172, 234354, 253953, 273413, 293364, 338604, 342258, 351531, 468708, 507906, 513387, 546826, 684516, 703062, 820239, 1015812, 1026774, 1093652, 1132711, 1406124, 1640478, 2053548, 2265422, 2460717, 3280956, 3398133, 4530844, 4921434, 6796266, 7928977, 9842868, 10194399, 13592532, 15857954, 20388798, 23786931, 31715908, 40777596, 47573862, 71360793, 95147724, 142721586, 285443172]

約数ペア:

[(1, 285443172), (2, 142721586), (3, 95147724), (4, 71360793), (6, 47573862), (7, 40777596), (9, 31715908), (12, 23786931), (14, 20388798), (18, 15857954), (21, 13592532), (28, 10194399), (29, 9842868), (36, 7928977), (42, 6796266), (58, 4921434), (63, 4530844), (84, 3398133), (87, 3280956), (116, 2460717), (126, 2265422), (139, 2053548), (174, 1640478), (203, 1406124), (252, 1132711), (261, 1093652), (278, 1026774), (281, 1015812), (348, 820239), (406, 703062), (417, 684516), (522, 546826), (556, 513387), (562, 507906), (609, 468708), (812, 351531), (834, 342258), (843, 338604), (973, 293364), (1044, 273413), (1124, 253953), (1218, 234354), (1251, 228172), (1668, 171129), (1686, 169302), (1827, 156236), (1946, 146682), (1967, 145116), (2436, 117177), (2502, 114086), (2529, 112868), (2919, 97788), (3372, 84651), (3654, 78118), (3892, 73341), (3934, 72558), (4031, 70812), (5004, 57043), (5058, 56434), (5838, 48894), (5901, 48372), (7308, 39059), (7868, 36279), (8062, 35406), (8149, 35028), (8757, 32596), (10116, 28217), (11676, 24447), (11802, 24186), (12093, 23604), (16124, 17703), (16298, 17514)]