208154040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{20899}}^1$

素因数の和:20996

約数の個数: 64

約数和(自身を含む): 632016000

約数和(自身を除く): 423861960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 20899, 41798, 62697, 83596, 104495, 125394, 167192, 208990, 250788, 313485, 417980, 501576, 626970, 835960, 1253940, 1734617, 2507880, 3469234, 5203851, 6938468, 8673085, 10407702, 13876936, 17346170, 20815404, 26019255, 34692340, 41630808, 52038510, 69384680, 104077020, 208154040]

約数ペア:

[(1, 208154040), (2, 104077020), (3, 69384680), (4, 52038510), (5, 41630808), (6, 34692340), (8, 26019255), (10, 20815404), (12, 17346170), (15, 13876936), (20, 10407702), (24, 8673085), (30, 6938468), (40, 5203851), (60, 3469234), (83, 2507880), (120, 1734617), (166, 1253940), (249, 835960), (332, 626970), (415, 501576), (498, 417980), (664, 313485), (830, 250788), (996, 208990), (1245, 167192), (1660, 125394), (1992, 104495), (2490, 83596), (3320, 62697), (4980, 41798), (9960, 20899)]