160990020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30841}}^1$

素因数の和:30885

約数の個数: 72

約数和(自身を含む): 505191960

約数和(自身を除く): 344201940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 30841, 61682, 92523, 123364, 154205, 185046, 277569, 308410, 370092, 462615, 555138, 616820, 894389, 925230, 1110276, 1387845, 1788778, 1850460, 2683167, 2775690, 3577556, 4471945, 5366334, 5551380, 8049501, 8943890, 10732668, 13415835, 16099002, 17887780, 26831670, 32198004, 40247505, 53663340, 80495010, 160990020]

約数ペア:

[(1, 160990020), (2, 80495010), (3, 53663340), (4, 40247505), (5, 32198004), (6, 26831670), (9, 17887780), (10, 16099002), (12, 13415835), (15, 10732668), (18, 8943890), (20, 8049501), (29, 5551380), (30, 5366334), (36, 4471945), (45, 3577556), (58, 2775690), (60, 2683167), (87, 1850460), (90, 1788778), (116, 1387845), (145, 1110276), (174, 925230), (180, 894389), (261, 616820), (290, 555138), (348, 462615), (435, 370092), (522, 308410), (580, 277569), (870, 185046), (1044, 154205), (1305, 123364), (1740, 92523), (2610, 61682), (5220, 30841)]