1240776720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{9521}}^1$

素因数の和:9721

約数の個数: 120

約数和(自身を含む): 4190403672

約数和(自身を除く): 2949626952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 181, 240, 360, 362, 543, 720, 724, 905, 1086, 1448, 1629, 1810, 2172, 2715, 2896, 3258, 3620, 4344, 5430, 6516, 7240, 8145, 8688, 9521, 10860, 13032, 14480, 16290, 19042, 21720, 26064, 28563, 32580, 38084, 43440, 47605, 57126, 65160, 76168, 85689, 95210, 114252, 130320, 142815, 152336, 171378, 190420, 228504, 285630, 342756, 380840, 428445, 457008, 571260, 685512, 761680, 856890, 1142520, 1371024, 1713780, 1723301, 2285040, 3427560, 3446602, 5169903, 6855120, 6893204, 8616505, 10339806, 13786408, 15509709, 17233010, 20679612, 25849515, 27572816, 31019418, 34466020, 41359224, 51699030, 62038836, 68932040, 77548545, 82718448, 103398060, 124077672, 137864080, 155097090, 206796120, 248155344, 310194180, 413592240, 620388360, 1240776720]

約数ペア:

[(1, 1240776720), (2, 620388360), (3, 413592240), (4, 310194180), (5, 248155344), (6, 206796120), (8, 155097090), (9, 137864080), (10, 124077672), (12, 103398060), (15, 82718448), (16, 77548545), (18, 68932040), (20, 62038836), (24, 51699030), (30, 41359224), (36, 34466020), (40, 31019418), (45, 27572816), (48, 25849515), (60, 20679612), (72, 17233010), (80, 15509709), (90, 13786408), (120, 10339806), (144, 8616505), (180, 6893204), (181, 6855120), (240, 5169903), (360, 3446602), (362, 3427560), (543, 2285040), (720, 1723301), (724, 1713780), (905, 1371024), (1086, 1142520), (1448, 856890), (1629, 761680), (1810, 685512), (2172, 571260), (2715, 457008), (2896, 428445), (3258, 380840), (3620, 342756), (4344, 285630), (5430, 228504), (6516, 190420), (7240, 171378), (8145, 152336), (8688, 142815), (9521, 130320), (10860, 114252), (13032, 95210), (14480, 85689), (16290, 76168), (19042, 65160), (21720, 57126), (26064, 47605), (28563, 43440), (32580, 38084)]