620820972

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{929}}^1\times {\mathrm{977}}^1$

素因数の和:1935

約数の個数: 72

約数和(自身を含む): 1655362800

約数和(自身を除く): 1034541828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 929, 977, 1858, 1954, 2787, 2931, 3716, 3908, 5574, 5862, 8361, 8793, 11148, 11724, 16722, 17586, 17651, 18563, 33444, 35172, 35302, 37126, 52953, 55689, 70604, 74252, 105906, 111378, 158859, 167067, 211812, 222756, 317718, 334134, 635436, 668268, 907633, 1815266, 2722899, 3630532, 5445798, 8168697, 10891596, 16337394, 17245027, 32674788, 34490054, 51735081, 68980108, 103470162, 155205243, 206940324, 310410486, 620820972]

約数ペア:

[(1, 620820972), (2, 310410486), (3, 206940324), (4, 155205243), (6, 103470162), (9, 68980108), (12, 51735081), (18, 34490054), (19, 32674788), (36, 17245027), (38, 16337394), (57, 10891596), (76, 8168697), (114, 5445798), (171, 3630532), (228, 2722899), (342, 1815266), (684, 907633), (929, 668268), (977, 635436), (1858, 334134), (1954, 317718), (2787, 222756), (2931, 211812), (3716, 167067), (3908, 158859), (5574, 111378), (5862, 105906), (8361, 74252), (8793, 70604), (11148, 55689), (11724, 52953), (16722, 37126), (17586, 35302), (17651, 35172), (18563, 33444)]