169850480

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 407116800

約数和(自身を除く): 237266320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 199, 227, 235, 376, 398, 454, 470, 752, 796, 908, 940, 995, 1135, 1592, 1816, 1880, 1990, 2270, 3184, 3632, 3760, 3980, 4540, 7960, 9080, 9353, 10669, 15920, 18160, 18706, 21338, 37412, 42676, 45173, 46765, 53345, 74824, 85352, 90346, 93530, 106690, 149648, 170704, 180692, 187060, 213380, 225865, 361384, 374120, 426760, 451730, 722768, 748240, 853520, 903460, 1806920, 2123131, 3613840, 4246262, 8492524, 10615655, 16985048, 21231310, 33970096, 42462620, 84925240, 169850480]

約数ペア:

[(1, 169850480), (2, 84925240), (4, 42462620), (5, 33970096), (8, 21231310), (10, 16985048), (16, 10615655), (20, 8492524), (40, 4246262), (47, 3613840), (80, 2123131), (94, 1806920), (188, 903460), (199, 853520), (227, 748240), (235, 722768), (376, 451730), (398, 426760), (454, 374120), (470, 361384), (752, 225865), (796, 213380), (908, 187060), (940, 180692), (995, 170704), (1135, 149648), (1592, 106690), (1816, 93530), (1880, 90346), (1990, 85352), (2270, 74824), (3184, 53345), (3632, 46765), (3760, 45173), (3980, 42676), (4540, 37412), (7960, 21338), (9080, 18706), (9353, 18160), (10669, 15920)]