256286520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101701}}^1$

素因数の和:101725

約数の個数: 96

約数和(自身を含む): 951930720

約数和(自身を除く): 695644200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 101701, 203402, 305103, 406804, 508505, 610206, 711907, 813608, 915309, 1017010, 1220412, 1423814, 1525515, 1830618, 2034020, 2135721, 2440824, 2847628, 3051030, 3559535, 3661236, 4068040, 4271442, 4576545, 5695256, 6102060, 6407163, 7119070, 7322472, 8542884, 9153090, 10678605, 12204120, 12814326, 14238140, 17085768, 18306180, 21357210, 25628652, 28476280, 32035815, 36612360, 42714420, 51257304, 64071630, 85428840, 128143260, 256286520]

約数ペア:

[(1, 256286520), (2, 128143260), (3, 85428840), (4, 64071630), (5, 51257304), (6, 42714420), (7, 36612360), (8, 32035815), (9, 28476280), (10, 25628652), (12, 21357210), (14, 18306180), (15, 17085768), (18, 14238140), (20, 12814326), (21, 12204120), (24, 10678605), (28, 9153090), (30, 8542884), (35, 7322472), (36, 7119070), (40, 6407163), (42, 6102060), (45, 5695256), (56, 4576545), (60, 4271442), (63, 4068040), (70, 3661236), (72, 3559535), (84, 3051030), (90, 2847628), (105, 2440824), (120, 2135721), (126, 2034020), (140, 1830618), (168, 1525515), (180, 1423814), (210, 1220412), (252, 1017010), (280, 915309), (315, 813608), (360, 711907), (420, 610206), (504, 508505), (630, 406804), (840, 305103), (1260, 203402), (2520, 101701)]