15678820680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1\times {\mathrm{3347}}^1$

素因数の和:3843

約数の個数: 128

約数和(自身を含む): 47632665600

約数和(自身を除く): 31953844920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 379, 412, 515, 618, 758, 824, 1030, 1137, 1236, 1516, 1545, 1895, 2060, 2274, 2472, 3032, 3090, 3347, 3790, 4120, 4548, 5685, 6180, 6694, 7580, 9096, 10041, 11370, 12360, 13388, 15160, 16735, 20082, 22740, 26776, 33470, 39037, 40164, 45480, 50205, 66940, 78074, 80328, 100410, 117111, 133880, 156148, 195185, 200820, 234222, 312296, 344741, 390370, 401640, 468444, 585555, 689482, 780740, 936888, 1034223, 1171110, 1268513, 1378964, 1561480, 1723705, 2068446, 2342220, 2537026, 2757928, 3447410, 3805539, 4136892, 4684440, 5074052, 5171115, 6342565, 6894820, 7611078, 8273784, 10148104, 10342230, 12685130, 13789640, 15222156, 19027695, 20684460, 25370260, 30444312, 38055390, 41368920, 50740520, 76110780, 130656839, 152221560, 261313678, 391970517, 522627356, 653284195, 783941034, 1045254712, 1306568390, 1567882068, 1959852585, 2613136780, 3135764136, 3919705170, 5226273560, 7839410340, 15678820680]

約数ペア:

[(1, 15678820680), (2, 7839410340), (3, 5226273560), (4, 3919705170), (5, 3135764136), (6, 2613136780), (8, 1959852585), (10, 1567882068), (12, 1306568390), (15, 1045254712), (20, 783941034), (24, 653284195), (30, 522627356), (40, 391970517), (60, 261313678), (103, 152221560), (120, 130656839), (206, 76110780), (309, 50740520), (379, 41368920), (412, 38055390), (515, 30444312), (618, 25370260), (758, 20684460), (824, 19027695), (1030, 15222156), (1137, 13789640), (1236, 12685130), (1516, 10342230), (1545, 10148104), (1895, 8273784), (2060, 7611078), (2274, 6894820), (2472, 6342565), (3032, 5171115), (3090, 5074052), (3347, 4684440), (3790, 4136892), (4120, 3805539), (4548, 3447410), (5685, 2757928), (6180, 2537026), (6694, 2342220), (7580, 2068446), (9096, 1723705), (10041, 1561480), (11370, 1378964), (12360, 1268513), (13388, 1171110), (15160, 1034223), (16735, 936888), (20082, 780740), (22740, 689482), (26776, 585555), (33470, 468444), (39037, 401640), (40164, 390370), (45480, 344741), (50205, 312296), (66940, 234222), (78074, 200820), (80328, 195185), (100410, 156148), (117111, 133880)]