161465760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{112129}}^1$

素因数の和:112150

約数の個数: 72

約数和(自身を含む): 551006820

約数和(自身を除く): 389541060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 112129, 224258, 336387, 448516, 560645, 672774, 897032, 1009161, 1121290, 1345548, 1681935, 1794064, 2018322, 2242580, 2691096, 3363870, 3588128, 4036644, 4485160, 5045805, 5382192, 6727740, 8073288, 8970320, 10091610, 10764384, 13455480, 16146576, 17940640, 20183220, 26910960, 32293152, 40366440, 53821920, 80732880, 161465760]

約数ペア:

[(1, 161465760), (2, 80732880), (3, 53821920), (4, 40366440), (5, 32293152), (6, 26910960), (8, 20183220), (9, 17940640), (10, 16146576), (12, 13455480), (15, 10764384), (16, 10091610), (18, 8970320), (20, 8073288), (24, 6727740), (30, 5382192), (32, 5045805), (36, 4485160), (40, 4036644), (45, 3588128), (48, 3363870), (60, 2691096), (72, 2242580), (80, 2018322), (90, 1794064), (96, 1681935), (120, 1345548), (144, 1121290), (160, 1009161), (180, 897032), (240, 672774), (288, 560645), (360, 448516), (480, 336387), (720, 224258), (1440, 112129)]