202190720

素因数分解:

$2^7\times 5^1\times {\mathrm{431}}^1\times {\mathrm{733}}^1$

素因数の和:1183

約数の個数: 64

約数和(自身を含む): 485144640

約数和(自身を除く): 282953920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 431, 640, 733, 862, 1466, 1724, 2155, 2932, 3448, 3665, 4310, 5864, 6896, 7330, 8620, 11728, 13792, 14660, 17240, 23456, 27584, 29320, 34480, 46912, 55168, 58640, 68960, 93824, 117280, 137920, 234560, 275840, 315923, 469120, 631846, 1263692, 1579615, 2527384, 3159230, 5054768, 6318460, 10109536, 12636920, 20219072, 25273840, 40438144, 50547680, 101095360, 202190720]

約数ペア:

[(1, 202190720), (2, 101095360), (4, 50547680), (5, 40438144), (8, 25273840), (10, 20219072), (16, 12636920), (20, 10109536), (32, 6318460), (40, 5054768), (64, 3159230), (80, 2527384), (128, 1579615), (160, 1263692), (320, 631846), (431, 469120), (640, 315923), (733, 275840), (862, 234560), (1466, 137920), (1724, 117280), (2155, 93824), (2932, 68960), (3448, 58640), (3665, 55168), (4310, 46912), (5864, 34480), (6896, 29320), (7330, 27584), (8620, 23456), (11728, 17240), (13792, 14660)]