31202028

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 101665200

約数和(自身を除く): 70463172

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 29, 33, 36, 38, 39, 44, 52, 57, 58, 66, 76, 78, 87, 99, 114, 116, 117, 121, 132, 143, 156, 171, 174, 198, 209, 228, 234, 242, 247, 261, 286, 319, 342, 348, 363, 377, 396, 418, 429, 468, 484, 494, 522, 551, 572, 627, 638, 684, 726, 741, 754, 836, 858, 957, 988, 1044, 1089, 1102, 1131, 1254, 1276, 1287, 1452, 1482, 1508, 1573, 1653, 1716, 1881, 1914, 2178, 2204, 2223, 2262, 2299, 2508, 2574, 2717, 2871, 2964, 3146, 3306, 3393, 3509, 3762, 3828, 4147, 4356, 4446, 4524, 4598, 4719, 4959, 5148, 5434, 5742, 6061, 6292, 6612, 6786, 6897, 7018, 7163, 7524, 8151, 8294, 8892, 9196, 9438, 9918, 10527, 10868, 11484, 12122, 12441, 13572, 13794, 14036, 14157, 14326, 16302, 16588, 18183, 18876, 19836, 20691, 21054, 21489, 24244, 24453, 24882, 27588, 28314, 28652, 29887, 31581, 32604, 36366, 37323, 41382, 42108, 42978, 45617, 48906, 49764, 54549, 56628, 59774, 63162, 64467, 66671, 72732, 74646, 78793, 82764, 85956, 89661, 91234, 97812, 109098, 119548, 126324, 128934, 133342, 136851, 149292, 157586, 179322, 182468, 200013, 218196, 236379, 257868, 266684, 268983, 273702, 315172, 358644, 400026, 410553, 472758, 537966, 547404, 600039, 709137, 800052, 821106, 866723, 945516, 1075932, 1200078, 1418274, 1642212, 1733446, 2400156, 2600169, 2836548, 3466892, 5200338, 7800507, 10400676, 15601014, 31202028]

約数ペア:

[(1, 31202028), (2, 15601014), (3, 10400676), (4, 7800507), (6, 5200338), (9, 3466892), (11, 2836548), (12, 2600169), (13, 2400156), (18, 1733446), (19, 1642212), (22, 1418274), (26, 1200078), (29, 1075932), (33, 945516), (36, 866723), (38, 821106), (39, 800052), (44, 709137), (52, 600039), (57, 547404), (58, 537966), (66, 472758), (76, 410553), (78, 400026), (87, 358644), (99, 315172), (114, 273702), (116, 268983), (117, 266684), (121, 257868), (132, 236379), (143, 218196), (156, 200013), (171, 182468), (174, 179322), (198, 157586), (209, 149292), (228, 136851), (234, 133342), (242, 128934), (247, 126324), (261, 119548), (286, 109098), (319, 97812), (342, 91234), (348, 89661), (363, 85956), (377, 82764), (396, 78793), (418, 74646), (429, 72732), (468, 66671), (484, 64467), (494, 63162), (522, 59774), (551, 56628), (572, 54549), (627, 49764), (638, 48906), (684, 45617), (726, 42978), (741, 42108), (754, 41382), (836, 37323), (858, 36366), (957, 32604), (988, 31581), (1044, 29887), (1089, 28652), (1102, 28314), (1131, 27588), (1254, 24882), (1276, 24453), (1287, 24244), (1452, 21489), (1482, 21054), (1508, 20691), (1573, 19836), (1653, 18876), (1716, 18183), (1881, 16588), (1914, 16302), (2178, 14326), (2204, 14157), (2223, 14036), (2262, 13794), (2299, 13572), (2508, 12441), (2574, 12122), (2717, 11484), (2871, 10868), (2964, 10527), (3146, 9918), (3306, 9438), (3393, 9196), (3509, 8892), (3762, 8294), (3828, 8151), (4147, 7524), (4356, 7163), (4446, 7018), (4524, 6897), (4598, 6786), (4719, 6612), (4959, 6292), (5148, 6061), (5434, 5742)]