15573760

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^3$

素因数の和:90

約数の個数: 72

約数和(自身を含む): 38999520

約数和(自身を除く): 23425760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 529, 640, 736, 920, 1058, 1280, 1472, 1840, 2116, 2645, 2944, 3680, 4232, 5290, 5888, 7360, 8464, 10580, 12167, 14720, 16928, 21160, 24334, 29440, 33856, 42320, 48668, 60835, 67712, 84640, 97336, 121670, 135424, 169280, 194672, 243340, 338560, 389344, 486680, 677120, 778688, 973360, 1557376, 1946720, 3114752, 3893440, 7786880, 15573760]

約数ペア:

[(1, 15573760), (2, 7786880), (4, 3893440), (5, 3114752), (8, 1946720), (10, 1557376), (16, 973360), (20, 778688), (23, 677120), (32, 486680), (40, 389344), (46, 338560), (64, 243340), (80, 194672), (92, 169280), (115, 135424), (128, 121670), (160, 97336), (184, 84640), (230, 67712), (256, 60835), (320, 48668), (368, 42320), (460, 33856), (529, 29440), (640, 24334), (736, 21160), (920, 16928), (1058, 14720), (1280, 12167), (1472, 10580), (1840, 8464), (2116, 7360), (2645, 5888), (2944, 5290), (3680, 4232)]