15697726880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{439}}^1\times {\mathrm{1847}}^1$

素因数の和:2323

約数の個数: 144

約数和(自身を含む): 40878794880

約数和(自身を除く): 25181068000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 439, 440, 484, 605, 878, 880, 968, 1210, 1756, 1760, 1847, 1936, 2195, 2420, 3512, 3694, 3872, 4390, 4829, 4840, 7024, 7388, 8780, 9235, 9658, 9680, 14048, 14776, 17560, 18470, 19316, 19360, 20317, 24145, 29552, 35120, 36940, 38632, 40634, 48290, 53119, 59104, 70240, 73880, 77264, 81268, 96580, 101585, 106238, 147760, 154528, 162536, 193160, 203170, 212476, 223487, 265595, 295520, 325072, 386320, 406340, 424952, 446974, 531190, 650144, 772640, 810833, 812680, 849904, 893948, 1062380, 1117435, 1621666, 1625360, 1699808, 1787896, 2124760, 2234870, 3243332, 3250720, 3575792, 4054165, 4249520, 4469740, 6486664, 7151584, 8108330, 8499040, 8919163, 8939480, 12973328, 16216660, 17838326, 17878960, 25946656, 32433320, 35676652, 35757920, 44595815, 64866640, 71353304, 89191630, 98110793, 129733280, 142706608, 178383260, 196221586, 285413216, 356766520, 392443172, 490553965, 713533040, 784886344, 981107930, 1427066080, 1569772688, 1962215860, 3139545376, 3924431720, 7848863440, 15697726880]

約数ペア:

[(1, 15697726880), (2, 7848863440), (4, 3924431720), (5, 3139545376), (8, 1962215860), (10, 1569772688), (11, 1427066080), (16, 981107930), (20, 784886344), (22, 713533040), (32, 490553965), (40, 392443172), (44, 356766520), (55, 285413216), (80, 196221586), (88, 178383260), (110, 142706608), (121, 129733280), (160, 98110793), (176, 89191630), (220, 71353304), (242, 64866640), (352, 44595815), (439, 35757920), (440, 35676652), (484, 32433320), (605, 25946656), (878, 17878960), (880, 17838326), (968, 16216660), (1210, 12973328), (1756, 8939480), (1760, 8919163), (1847, 8499040), (1936, 8108330), (2195, 7151584), (2420, 6486664), (3512, 4469740), (3694, 4249520), (3872, 4054165), (4390, 3575792), (4829, 3250720), (4840, 3243332), (7024, 2234870), (7388, 2124760), (8780, 1787896), (9235, 1699808), (9658, 1625360), (9680, 1621666), (14048, 1117435), (14776, 1062380), (17560, 893948), (18470, 849904), (19316, 812680), (19360, 810833), (20317, 772640), (24145, 650144), (29552, 531190), (35120, 446974), (36940, 424952), (38632, 406340), (40634, 386320), (48290, 325072), (53119, 295520), (59104, 265595), (70240, 223487), (73880, 212476), (77264, 203170), (81268, 193160), (96580, 162536), (101585, 154528), (106238, 147760)]