345612120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{411443}}^1$

素因数の和:411464

約数の個数: 64

約数和(自身を含む): 1184958720

約数和(自身を除く): 839346600

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, 420, 840, 411443, 822886, 1234329, 1645772, 2057215, 2468658, 2880101, 3291544, 4114430, 4937316, 5760202, 6171645, 8228860, 8640303, 9874632, 11520404, 12343290, 14400505, 16457720, 17280606, 23040808, 24686580, 28801010, 34561212, 43201515, 49373160, 57602020, 69122424, 86403030, 115204040, 172806060, 345612120]

約数ペア:

[(1, 345612120), (2, 172806060), (3, 115204040), (4, 86403030), (5, 69122424), (6, 57602020), (7, 49373160), (8, 43201515), (10, 34561212), (12, 28801010), (14, 24686580), (15, 23040808), (20, 17280606), (21, 16457720), (24, 14400505), (28, 12343290), (30, 11520404), (35, 9874632), (40, 8640303), (42, 8228860), (56, 6171645), (60, 5760202), (70, 4937316), (84, 4114430), (105, 3291544), (120, 2880101), (140, 2468658), (168, 2057215), (210, 1645772), (280, 1234329), (420, 822886), (840, 411443)]