72161040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42953}}^1$

素因数の和:42976

約数の個数: 80

約数和(自身を含む): 255662208

約数和(自身を除く): 183501168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42953, 85906, 128859, 171812, 214765, 257718, 300671, 343624, 429530, 515436, 601342, 644295, 687248, 859060, 902013, 1030872, 1202684, 1288590, 1503355, 1718120, 1804026, 2061744, 2405368, 2577180, 3006710, 3436240, 3608052, 4510065, 4810736, 5154360, 6013420, 7216104, 9020130, 10308720, 12026840, 14432208, 18040260, 24053680, 36080520, 72161040]

約数ペア:

[(1, 72161040), (2, 36080520), (3, 24053680), (4, 18040260), (5, 14432208), (6, 12026840), (7, 10308720), (8, 9020130), (10, 7216104), (12, 6013420), (14, 5154360), (15, 4810736), (16, 4510065), (20, 3608052), (21, 3436240), (24, 3006710), (28, 2577180), (30, 2405368), (35, 2061744), (40, 1804026), (42, 1718120), (48, 1503355), (56, 1288590), (60, 1202684), (70, 1030872), (80, 902013), (84, 859060), (105, 687248), (112, 644295), (120, 601342), (140, 515436), (168, 429530), (210, 343624), (240, 300671), (280, 257718), (336, 214765), (420, 171812), (560, 128859), (840, 85906), (1680, 42953)]