1665874280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 4564304640

約数和(自身を除く): 2898430360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 41, 56, 62, 70, 82, 124, 140, 151, 155, 164, 205, 217, 248, 280, 287, 302, 310, 328, 410, 434, 574, 604, 620, 755, 820, 868, 961, 1057, 1085, 1148, 1208, 1240, 1271, 1435, 1510, 1640, 1736, 1922, 2114, 2170, 2296, 2542, 2870, 3020, 3844, 4228, 4340, 4681, 4805, 5084, 5285, 5740, 6040, 6191, 6355, 6727, 7688, 8456, 8680, 8897, 9362, 9610, 10168, 10570, 11480, 12382, 12710, 13454, 17794, 18724, 19220, 21140, 23405, 24764, 25420, 26908, 30955, 32767, 33635, 35588, 37448, 38440, 39401, 42280, 43337, 44485, 46810, 49528, 50840, 53816, 61910, 65534, 67270, 71176, 78802, 86674, 88970, 93620, 123820, 131068, 134540, 145111, 157604, 163835, 173348, 177940, 187240, 191921, 197005, 216685, 247640, 262136, 269080, 275807, 290222, 315208, 327670, 346696, 355880, 383842, 394010, 433370, 551614, 580444, 655340, 725555, 767684, 788020, 866740, 959605, 1015777, 1103228, 1160888, 1310680, 1343447, 1379035, 1451110, 1535368, 1576040, 1733480, 1919210, 2031554, 2206456, 2686894, 2758070, 2902220, 3838420, 4063108, 5078885, 5373788, 5516140, 5804440, 5949551, 6717235, 7676840, 8126216, 10157770, 10747576, 11032280, 11899102, 13434470, 20315540, 23798204, 26868940, 29747755, 40631080, 41646857, 47596408, 53737880, 59495510, 83293714, 118991020, 166587428, 208234285, 237982040, 333174856, 416468570, 832937140, 1665874280]

約数ペア:

[(1, 1665874280), (2, 832937140), (4, 416468570), (5, 333174856), (7, 237982040), (8, 208234285), (10, 166587428), (14, 118991020), (20, 83293714), (28, 59495510), (31, 53737880), (35, 47596408), (40, 41646857), (41, 40631080), (56, 29747755), (62, 26868940), (70, 23798204), (82, 20315540), (124, 13434470), (140, 11899102), (151, 11032280), (155, 10747576), (164, 10157770), (205, 8126216), (217, 7676840), (248, 6717235), (280, 5949551), (287, 5804440), (302, 5516140), (310, 5373788), (328, 5078885), (410, 4063108), (434, 3838420), (574, 2902220), (604, 2758070), (620, 2686894), (755, 2206456), (820, 2031554), (868, 1919210), (961, 1733480), (1057, 1576040), (1085, 1535368), (1148, 1451110), (1208, 1379035), (1240, 1343447), (1271, 1310680), (1435, 1160888), (1510, 1103228), (1640, 1015777), (1736, 959605), (1922, 866740), (2114, 788020), (2170, 767684), (2296, 725555), (2542, 655340), (2870, 580444), (3020, 551614), (3844, 433370), (4228, 394010), (4340, 383842), (4681, 355880), (4805, 346696), (5084, 327670), (5285, 315208), (5740, 290222), (6040, 275807), (6191, 269080), (6355, 262136), (6727, 247640), (7688, 216685), (8456, 197005), (8680, 191921), (8897, 187240), (9362, 177940), (9610, 173348), (10168, 163835), (10570, 157604), (11480, 145111), (12382, 134540), (12710, 131068), (13454, 123820), (17794, 93620), (18724, 88970), (19220, 86674), (21140, 78802), (23405, 71176), (24764, 67270), (25420, 65534), (26908, 61910), (30955, 53816), (32767, 50840), (33635, 49528), (35588, 46810), (37448, 44485), (38440, 43337), (39401, 42280)]