28392480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19717}}^1$

素因数の和:19738

約数の個数: 72

約数和(自身を含む): 96894252

約数和(自身を除く): 68501772

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, 19717, 39434, 59151, 78868, 98585, 118302, 157736, 177453, 197170, 236604, 295755, 315472, 354906, 394340, 473208, 591510, 630944, 709812, 788680, 887265, 946416, 1183020, 1419624, 1577360, 1774530, 1892832, 2366040, 2839248, 3154720, 3549060, 4732080, 5678496, 7098120, 9464160, 14196240, 28392480]

約数ペア:

[(1, 28392480), (2, 14196240), (3, 9464160), (4, 7098120), (5, 5678496), (6, 4732080), (8, 3549060), (9, 3154720), (10, 2839248), (12, 2366040), (15, 1892832), (16, 1774530), (18, 1577360), (20, 1419624), (24, 1183020), (30, 946416), (32, 887265), (36, 788680), (40, 709812), (45, 630944), (48, 591510), (60, 473208), (72, 394340), (80, 354906), (90, 315472), (96, 295755), (120, 236604), (144, 197170), (160, 177453), (180, 157736), (240, 118302), (288, 98585), (360, 78868), (480, 59151), (720, 39434), (1440, 19717)]