206320788

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2117

約数の個数: 72

約数和(自身を含む): 541632000

約数和(自身を除く): 335311212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 61, 94, 122, 141, 183, 188, 244, 282, 366, 423, 549, 564, 732, 846, 1098, 1692, 1999, 2196, 2867, 3998, 5734, 5997, 7996, 8601, 11468, 11994, 17202, 17991, 23988, 25803, 34404, 35982, 51606, 71964, 93953, 103212, 121939, 187906, 243878, 281859, 365817, 375812, 487756, 563718, 731634, 845577, 1097451, 1127436, 1463268, 1691154, 2194902, 3382308, 4389804, 5731133, 11462266, 17193399, 22924532, 34386798, 51580197, 68773596, 103160394, 206320788]

約数ペア:

[(1, 206320788), (2, 103160394), (3, 68773596), (4, 51580197), (6, 34386798), (9, 22924532), (12, 17193399), (18, 11462266), (36, 5731133), (47, 4389804), (61, 3382308), (94, 2194902), (122, 1691154), (141, 1463268), (183, 1127436), (188, 1097451), (244, 845577), (282, 731634), (366, 563718), (423, 487756), (549, 375812), (564, 365817), (732, 281859), (846, 243878), (1098, 187906), (1692, 121939), (1999, 103212), (2196, 93953), (2867, 71964), (3998, 51606), (5734, 35982), (5997, 34404), (7996, 25803), (8601, 23988), (11468, 17991), (11994, 17202)]