82968720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{661}}^1$

素因数の和:1200

約数の個数: 80

約数和(自身を含む): 258084672

約数和(自身を除く): 175115952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 523, 661, 1046, 1322, 1569, 1983, 2092, 2615, 2644, 3138, 3305, 3966, 4184, 5230, 5288, 6276, 6610, 7845, 7932, 8368, 9915, 10460, 10576, 12552, 13220, 15690, 15864, 19830, 20920, 25104, 26440, 31380, 31728, 39660, 41840, 52880, 62760, 79320, 125520, 158640, 345703, 691406, 1037109, 1382812, 1728515, 2074218, 2765624, 3457030, 4148436, 5185545, 5531248, 6914060, 8296872, 10371090, 13828120, 16593744, 20742180, 27656240, 41484360, 82968720]

約数ペア:

[(1, 82968720), (2, 41484360), (3, 27656240), (4, 20742180), (5, 16593744), (6, 13828120), (8, 10371090), (10, 8296872), (12, 6914060), (15, 5531248), (16, 5185545), (20, 4148436), (24, 3457030), (30, 2765624), (40, 2074218), (48, 1728515), (60, 1382812), (80, 1037109), (120, 691406), (240, 345703), (523, 158640), (661, 125520), (1046, 79320), (1322, 62760), (1569, 52880), (1983, 41840), (2092, 39660), (2615, 31728), (2644, 31380), (3138, 26440), (3305, 25104), (3966, 20920), (4184, 19830), (5230, 15864), (5288, 15690), (6276, 13220), (6610, 12552), (7845, 10576), (7932, 10460), (8368, 9915)]