157477180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 408282336

約数和(自身を除く): 250805156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 43, 49, 70, 74, 86, 98, 101, 140, 148, 172, 185, 196, 202, 215, 245, 259, 301, 370, 404, 430, 490, 505, 518, 602, 707, 740, 860, 980, 1010, 1036, 1204, 1295, 1414, 1505, 1591, 1813, 2020, 2107, 2590, 2828, 3010, 3182, 3535, 3626, 3737, 4214, 4343, 4949, 5180, 6020, 6364, 7070, 7252, 7474, 7955, 8428, 8686, 9065, 9898, 10535, 11137, 14140, 14948, 15910, 17372, 18130, 18685, 19796, 21070, 21715, 22274, 24745, 26159, 30401, 31820, 36260, 37370, 42140, 43430, 44548, 49490, 52318, 55685, 60802, 74740, 77959, 86860, 98980, 104636, 111370, 121604, 130795, 152005, 155918, 160691, 183113, 212807, 222740, 261590, 304010, 311836, 321382, 366226, 389795, 425614, 523180, 608020, 642764, 732452, 779590, 803455, 851228, 915565, 1064035, 1124837, 1559180, 1606910, 1831130, 2128070, 2249674, 3213820, 3662260, 4256140, 4499348, 5624185, 7873859, 11248370, 15747718, 22496740, 31495436, 39369295, 78738590, 157477180]

約数ペア:

[(1, 157477180), (2, 78738590), (4, 39369295), (5, 31495436), (7, 22496740), (10, 15747718), (14, 11248370), (20, 7873859), (28, 5624185), (35, 4499348), (37, 4256140), (43, 3662260), (49, 3213820), (70, 2249674), (74, 2128070), (86, 1831130), (98, 1606910), (101, 1559180), (140, 1124837), (148, 1064035), (172, 915565), (185, 851228), (196, 803455), (202, 779590), (215, 732452), (245, 642764), (259, 608020), (301, 523180), (370, 425614), (404, 389795), (430, 366226), (490, 321382), (505, 311836), (518, 304010), (602, 261590), (707, 222740), (740, 212807), (860, 183113), (980, 160691), (1010, 155918), (1036, 152005), (1204, 130795), (1295, 121604), (1414, 111370), (1505, 104636), (1591, 98980), (1813, 86860), (2020, 77959), (2107, 74740), (2590, 60802), (2828, 55685), (3010, 52318), (3182, 49490), (3535, 44548), (3626, 43430), (3737, 42140), (4214, 37370), (4343, 36260), (4949, 31820), (5180, 30401), (6020, 26159), (6364, 24745), (7070, 22274), (7252, 21715), (7474, 21070), (7955, 19796), (8428, 18685), (8686, 18130), (9065, 17372), (9898, 15910), (10535, 14948), (11137, 14140)]