205740120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{100853}}^1$

素因数の和:100884

約数の個数: 64

約数和(自身を含む): 653533920

約数和(自身を除く): 447793800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 100853, 201706, 302559, 403412, 504265, 605118, 806824, 1008530, 1210236, 1512795, 1714501, 2017060, 2420472, 3025590, 3429002, 4034120, 5143503, 6051180, 6858004, 8572505, 10287006, 12102360, 13716008, 17145010, 20574012, 25717515, 34290020, 41148024, 51435030, 68580040, 102870060, 205740120]

約数ペア:

[(1, 205740120), (2, 102870060), (3, 68580040), (4, 51435030), (5, 41148024), (6, 34290020), (8, 25717515), (10, 20574012), (12, 17145010), (15, 13716008), (17, 12102360), (20, 10287006), (24, 8572505), (30, 6858004), (34, 6051180), (40, 5143503), (51, 4034120), (60, 3429002), (68, 3025590), (85, 2420472), (102, 2017060), (120, 1714501), (136, 1512795), (170, 1210236), (204, 1008530), (255, 806824), (340, 605118), (408, 504265), (510, 403412), (680, 302559), (1020, 201706), (2040, 100853)]