7207511920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:472

約数の個数: 240

約数和(自身を含む): 20053046880

約数和(自身を除く): 12845534960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 73, 80, 89, 98, 112, 140, 146, 178, 196, 245, 280, 283, 292, 356, 365, 392, 445, 490, 511, 560, 566, 584, 623, 712, 730, 784, 890, 980, 1022, 1132, 1168, 1246, 1415, 1424, 1460, 1780, 1960, 1981, 2044, 2264, 2492, 2555, 2830, 2920, 3115, 3560, 3577, 3920, 3962, 4088, 4361, 4528, 4984, 5110, 5660, 5840, 6230, 6497, 7120, 7154, 7924, 8176, 8722, 9905, 9968, 10220, 11320, 12460, 12994, 13867, 14308, 15848, 17444, 17885, 19810, 20440, 20659, 21805, 22640, 24920, 25187, 25988, 27734, 28616, 31696, 32485, 34888, 35770, 39620, 40880, 41318, 43610, 45479, 49840, 50374, 51976, 55468, 57232, 64970, 69335, 69776, 71540, 79240, 82636, 87220, 90958, 100748, 103295, 103952, 110936, 125935, 129940, 138670, 143080, 144613, 158480, 165272, 174440, 176309, 181916, 201496, 206590, 221872, 227395, 251870, 259880, 277340, 286160, 289226, 318353, 330544, 348880, 352618, 363832, 402992, 413180, 454790, 503740, 519760, 554680, 578452, 636706, 705236, 723065, 727664, 826360, 881545, 909580, 1007480, 1012291, 1109360, 1156904, 1234163, 1273412, 1410472, 1446130, 1591765, 1652720, 1763090, 1819160, 1838651, 2014960, 2024582, 2313808, 2468326, 2546824, 2820944, 2892260, 3183530, 3526180, 3638320, 3677302, 4049164, 4936652, 5061455, 5093648, 5784520, 6170815, 6367060, 7052360, 7354604, 8098328, 9193255, 9873304, 10122910, 11569040, 12341630, 12734120, 12870557, 14104720, 14709208, 16196656, 18386510, 19746608, 20245820, 24683260, 25468240, 25741114, 29418416, 36773020, 40491640, 49366520, 51482228, 64352785, 73546040, 80983280, 90093899, 98733040, 102964456, 128705570, 147092080, 180187798, 205928912, 257411140, 360375596, 450469495, 514822280, 720751192, 900938990, 1029644560, 1441502384, 1801877980, 3603755960, 7207511920]

約数ペア:

[(1, 7207511920), (2, 3603755960), (4, 1801877980), (5, 1441502384), (7, 1029644560), (8, 900938990), (10, 720751192), (14, 514822280), (16, 450469495), (20, 360375596), (28, 257411140), (35, 205928912), (40, 180187798), (49, 147092080), (56, 128705570), (70, 102964456), (73, 98733040), (80, 90093899), (89, 80983280), (98, 73546040), (112, 64352785), (140, 51482228), (146, 49366520), (178, 40491640), (196, 36773020), (245, 29418416), (280, 25741114), (283, 25468240), (292, 24683260), (356, 20245820), (365, 19746608), (392, 18386510), (445, 16196656), (490, 14709208), (511, 14104720), (560, 12870557), (566, 12734120), (584, 12341630), (623, 11569040), (712, 10122910), (730, 9873304), (784, 9193255), (890, 8098328), (980, 7354604), (1022, 7052360), (1132, 6367060), (1168, 6170815), (1246, 5784520), (1415, 5093648), (1424, 5061455), (1460, 4936652), (1780, 4049164), (1960, 3677302), (1981, 3638320), (2044, 3526180), (2264, 3183530), (2492, 2892260), (2555, 2820944), (2830, 2546824), (2920, 2468326), (3115, 2313808), (3560, 2024582), (3577, 2014960), (3920, 1838651), (3962, 1819160), (4088, 1763090), (4361, 1652720), (4528, 1591765), (4984, 1446130), (5110, 1410472), (5660, 1273412), (5840, 1234163), (6230, 1156904), (6497, 1109360), (7120, 1012291), (7154, 1007480), (7924, 909580), (8176, 881545), (8722, 826360), (9905, 727664), (9968, 723065), (10220, 705236), (11320, 636706), (12460, 578452), (12994, 554680), (13867, 519760), (14308, 503740), (15848, 454790), (17444, 413180), (17885, 402992), (19810, 363832), (20440, 352618), (20659, 348880), (21805, 330544), (22640, 318353), (24920, 289226), (25187, 286160), (25988, 277340), (27734, 259880), (28616, 251870), (31696, 227395), (32485, 221872), (34888, 206590), (35770, 201496), (39620, 181916), (40880, 176309), (41318, 174440), (43610, 165272), (45479, 158480), (49840, 144613), (50374, 143080), (51976, 138670), (55468, 129940), (57232, 125935), (64970, 110936), (69335, 103952), (69776, 103295), (71540, 100748), (79240, 90958), (82636, 87220)]