778854240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{540871}}^1$

素因数の和:540892

約数の個数: 72

約数和(自身を含む): 2657845008

約数和(自身を除く): 1878990768

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, 540871, 1081742, 1622613, 2163484, 2704355, 3245226, 4326968, 4867839, 5408710, 6490452, 8113065, 8653936, 9735678, 10817420, 12980904, 16226130, 17307872, 19471356, 21634840, 24339195, 25961808, 32452260, 38942712, 43269680, 48678390, 51923616, 64904520, 77885424, 86539360, 97356780, 129809040, 155770848, 194713560, 259618080, 389427120, 778854240]

約数ペア:

[(1, 778854240), (2, 389427120), (3, 259618080), (4, 194713560), (5, 155770848), (6, 129809040), (8, 97356780), (9, 86539360), (10, 77885424), (12, 64904520), (15, 51923616), (16, 48678390), (18, 43269680), (20, 38942712), (24, 32452260), (30, 25961808), (32, 24339195), (36, 21634840), (40, 19471356), (45, 17307872), (48, 16226130), (60, 12980904), (72, 10817420), (80, 9735678), (90, 8653936), (96, 8113065), (120, 6490452), (144, 5408710), (160, 4867839), (180, 4326968), (240, 3245226), (288, 2704355), (360, 2163484), (480, 1622613), (720, 1081742), (1440, 540871)]