123492780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36109}}^1$

素因数の和:36143

約数の個数: 72

約数和(自身を含む): 394321200

約数和(自身を除く): 270828420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 36109, 72218, 108327, 144436, 180545, 216654, 324981, 361090, 433308, 541635, 649962, 686071, 722180, 1083270, 1299924, 1372142, 1624905, 2058213, 2166540, 2744284, 3249810, 3430355, 4116426, 6174639, 6499620, 6860710, 8232852, 10291065, 12349278, 13721420, 20582130, 24698556, 30873195, 41164260, 61746390, 123492780]

約数ペア:

[(1, 123492780), (2, 61746390), (3, 41164260), (4, 30873195), (5, 24698556), (6, 20582130), (9, 13721420), (10, 12349278), (12, 10291065), (15, 8232852), (18, 6860710), (19, 6499620), (20, 6174639), (30, 4116426), (36, 3430355), (38, 3249810), (45, 2744284), (57, 2166540), (60, 2058213), (76, 1624905), (90, 1372142), (95, 1299924), (114, 1083270), (171, 722180), (180, 686071), (190, 649962), (228, 541635), (285, 433308), (342, 361090), (380, 324981), (570, 216654), (684, 180545), (855, 144436), (1140, 108327), (1710, 72218), (3420, 36109)]