3977972120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{709}}^1$

素因数の和:997

約数の個数: 128

約数和(自身を含む): 9790502400

約数和(自身を除く): 5812530280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 223, 296, 340, 370, 446, 629, 680, 709, 740, 892, 1115, 1258, 1418, 1480, 1784, 2230, 2516, 2836, 3145, 3545, 3791, 4460, 5032, 5672, 6290, 7090, 7582, 8251, 8920, 12053, 12580, 14180, 15164, 16502, 18955, 24106, 25160, 26233, 28360, 30328, 33004, 37910, 41255, 48212, 52466, 60265, 66008, 75820, 82510, 96424, 104932, 120530, 131165, 140267, 151640, 158107, 165020, 209864, 241060, 262330, 280534, 316214, 330040, 445961, 482120, 524660, 561068, 632428, 701335, 790535, 891922, 1049320, 1122136, 1264856, 1402670, 1581070, 1783844, 2229805, 2687819, 2805340, 3162140, 3567688, 4459610, 5375638, 5610680, 5849959, 6324280, 8919220, 10751276, 11699918, 13439095, 17838440, 21502552, 23399836, 26878190, 29249795, 46799672, 53756380, 58499590, 99449303, 107512760, 116999180, 198898606, 233998360, 397797212, 497246515, 795594424, 994493030, 1988986060, 3977972120]

約数ペア:

[(1, 3977972120), (2, 1988986060), (4, 994493030), (5, 795594424), (8, 497246515), (10, 397797212), (17, 233998360), (20, 198898606), (34, 116999180), (37, 107512760), (40, 99449303), (68, 58499590), (74, 53756380), (85, 46799672), (136, 29249795), (148, 26878190), (170, 23399836), (185, 21502552), (223, 17838440), (296, 13439095), (340, 11699918), (370, 10751276), (446, 8919220), (629, 6324280), (680, 5849959), (709, 5610680), (740, 5375638), (892, 4459610), (1115, 3567688), (1258, 3162140), (1418, 2805340), (1480, 2687819), (1784, 2229805), (2230, 1783844), (2516, 1581070), (2836, 1402670), (3145, 1264856), (3545, 1122136), (3791, 1049320), (4460, 891922), (5032, 790535), (5672, 701335), (6290, 632428), (7090, 561068), (7582, 524660), (8251, 482120), (8920, 445961), (12053, 330040), (12580, 316214), (14180, 280534), (15164, 262330), (16502, 241060), (18955, 209864), (24106, 165020), (25160, 158107), (26233, 151640), (28360, 140267), (30328, 131165), (33004, 120530), (37910, 104932), (41255, 96424), (48212, 82510), (52466, 75820), (60265, 66008)]