1285266720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2677639}}^1$

素因数の和:2677657

約数の個数: 48

約数和(自身を含む): 4048591680

約数和(自身を除く): 2763324960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2677639, 5355278, 8032917, 10710556, 13388195, 16065834, 21421112, 26776390, 32131668, 40164585, 42842224, 53552780, 64263336, 80329170, 85684448, 107105560, 128526672, 160658340, 214211120, 257053344, 321316680, 428422240, 642633360, 1285266720]

約数ペア:

[(1, 1285266720), (2, 642633360), (3, 428422240), (4, 321316680), (5, 257053344), (6, 214211120), (8, 160658340), (10, 128526672), (12, 107105560), (15, 85684448), (16, 80329170), (20, 64263336), (24, 53552780), (30, 42842224), (32, 40164585), (40, 32131668), (48, 26776390), (60, 21421112), (80, 16065834), (96, 13388195), (120, 10710556), (160, 8032917), (240, 5355278), (480, 2677639)]