168588840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{479}}^1$

素因数の和:919

約数の個数: 128

約数和(自身を含む): 580608000

約数和(自身を除く): 412019160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 419, 420, 479, 838, 840, 958, 1257, 1437, 1676, 1916, 2095, 2395, 2514, 2874, 2933, 3352, 3353, 3832, 4190, 4790, 5028, 5748, 5866, 6285, 6706, 7185, 8380, 8799, 9580, 10056, 10059, 11496, 11732, 12570, 13412, 14370, 14665, 16760, 16765, 17598, 19160, 20118, 23464, 25140, 26824, 28740, 29330, 33530, 35196, 40236, 43995, 50280, 50295, 57480, 58660, 67060, 70392, 80472, 87990, 100590, 117320, 134120, 175980, 200701, 201180, 351960, 401402, 402360, 602103, 802804, 1003505, 1204206, 1404907, 1605608, 2007010, 2408412, 2809814, 3010515, 4014020, 4214721, 4816824, 5619628, 6021030, 7024535, 8028040, 8429442, 11239256, 12042060, 14049070, 16858884, 21073605, 24084120, 28098140, 33717768, 42147210, 56196280, 84294420, 168588840]

約数ペア:

[(1, 168588840), (2, 84294420), (3, 56196280), (4, 42147210), (5, 33717768), (6, 28098140), (7, 24084120), (8, 21073605), (10, 16858884), (12, 14049070), (14, 12042060), (15, 11239256), (20, 8429442), (21, 8028040), (24, 7024535), (28, 6021030), (30, 5619628), (35, 4816824), (40, 4214721), (42, 4014020), (56, 3010515), (60, 2809814), (70, 2408412), (84, 2007010), (105, 1605608), (120, 1404907), (140, 1204206), (168, 1003505), (210, 802804), (280, 602103), (419, 402360), (420, 401402), (479, 351960), (838, 201180), (840, 200701), (958, 175980), (1257, 134120), (1437, 117320), (1676, 100590), (1916, 87990), (2095, 80472), (2395, 70392), (2514, 67060), (2874, 58660), (2933, 57480), (3352, 50295), (3353, 50280), (3832, 43995), (4190, 40236), (4790, 35196), (5028, 33530), (5748, 29330), (5866, 28740), (6285, 26824), (6706, 25140), (7185, 23464), (8380, 20118), (8799, 19160), (9580, 17598), (10056, 16765), (10059, 16760), (11496, 14665), (11732, 14370), (12570, 13412)]