261330120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42701}}^1$

素因数の和:42735

約数の個数: 96

約数和(自身を含む): 899304120

約数和(自身を除く): 637974000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 42701, 85402, 128103, 170804, 213505, 256206, 341608, 384309, 427010, 512412, 640515, 725917, 768618, 854020, 1024824, 1281030, 1451834, 1537236, 1708040, 1921545, 2177751, 2562060, 2903668, 3074472, 3629585, 3843090, 4355502, 5124120, 5807336, 6533253, 7259170, 7686180, 8711004, 10888755, 13066506, 14518340, 15372360, 17422008, 21777510, 26133012, 29036680, 32666265, 43555020, 52266024, 65332530, 87110040, 130665060, 261330120]

約数ペア:

[(1, 261330120), (2, 130665060), (3, 87110040), (4, 65332530), (5, 52266024), (6, 43555020), (8, 32666265), (9, 29036680), (10, 26133012), (12, 21777510), (15, 17422008), (17, 15372360), (18, 14518340), (20, 13066506), (24, 10888755), (30, 8711004), (34, 7686180), (36, 7259170), (40, 6533253), (45, 5807336), (51, 5124120), (60, 4355502), (68, 3843090), (72, 3629585), (85, 3074472), (90, 2903668), (102, 2562060), (120, 2177751), (136, 1921545), (153, 1708040), (170, 1537236), (180, 1451834), (204, 1281030), (255, 1024824), (306, 854020), (340, 768618), (360, 725917), (408, 640515), (510, 512412), (612, 427010), (680, 384309), (765, 341608), (1020, 256206), (1224, 213505), (1530, 170804), (2040, 128103), (3060, 85402), (6120, 42701)]