202430720

素因数分解:

$2^8\times 5^1\times {\mathrm{167}}^1\times {\mathrm{947}}^1$

素因数の和:1135

約数の個数: 72

約数和(自身を含む): 488303424

約数和(自身を除く): 285872704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 256, 320, 334, 640, 668, 835, 947, 1280, 1336, 1670, 1894, 2672, 3340, 3788, 4735, 5344, 6680, 7576, 9470, 10688, 13360, 15152, 18940, 21376, 26720, 30304, 37880, 42752, 53440, 60608, 75760, 106880, 121216, 151520, 158149, 213760, 242432, 303040, 316298, 606080, 632596, 790745, 1212160, 1265192, 1581490, 2530384, 3162980, 5060768, 6325960, 10121536, 12651920, 20243072, 25303840, 40486144, 50607680, 101215360, 202430720]

約数ペア:

[(1, 202430720), (2, 101215360), (4, 50607680), (5, 40486144), (8, 25303840), (10, 20243072), (16, 12651920), (20, 10121536), (32, 6325960), (40, 5060768), (64, 3162980), (80, 2530384), (128, 1581490), (160, 1265192), (167, 1212160), (256, 790745), (320, 632596), (334, 606080), (640, 316298), (668, 303040), (835, 242432), (947, 213760), (1280, 158149), (1336, 151520), (1670, 121216), (1894, 106880), (2672, 75760), (3340, 60608), (3788, 53440), (4735, 42752), (5344, 37880), (6680, 30304), (7576, 26720), (9470, 21376), (10688, 18940), (13360, 15152)]