21792931480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{9337}}^1$

素因数の和:9473

約数の個数: 128

約数和(自身を含む): 53249011200

約数和(自身を除く): 31456079720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 43, 46, 59, 86, 92, 115, 118, 172, 184, 215, 230, 236, 295, 344, 430, 460, 472, 590, 860, 920, 989, 1180, 1357, 1720, 1978, 2360, 2537, 2714, 3956, 4945, 5074, 5428, 6785, 7912, 9337, 9890, 10148, 10856, 12685, 13570, 18674, 19780, 20296, 25370, 27140, 37348, 39560, 46685, 50740, 54280, 58351, 74696, 93370, 101480, 116702, 186740, 214751, 233404, 291755, 373480, 401491, 429502, 466808, 550883, 583510, 802982, 859004, 1073755, 1101766, 1167020, 1605964, 1718008, 2007455, 2147510, 2203532, 2334040, 2754415, 3211928, 4014910, 4295020, 4407064, 5508830, 8029820, 8590040, 9234293, 11017660, 12670309, 16059640, 18468586, 22035320, 23687969, 25340618, 36937172, 46171465, 47375938, 50681236, 63351545, 73874344, 92342930, 94751876, 101362472, 118439845, 126703090, 184685860, 189503752, 236879690, 253406180, 369371720, 473759380, 506812360, 544823287, 947518760, 1089646574, 2179293148, 2724116435, 4358586296, 5448232870, 10896465740, 21792931480]

約数ペア:

[(1, 21792931480), (2, 10896465740), (4, 5448232870), (5, 4358586296), (8, 2724116435), (10, 2179293148), (20, 1089646574), (23, 947518760), (40, 544823287), (43, 506812360), (46, 473759380), (59, 369371720), (86, 253406180), (92, 236879690), (115, 189503752), (118, 184685860), (172, 126703090), (184, 118439845), (215, 101362472), (230, 94751876), (236, 92342930), (295, 73874344), (344, 63351545), (430, 50681236), (460, 47375938), (472, 46171465), (590, 36937172), (860, 25340618), (920, 23687969), (989, 22035320), (1180, 18468586), (1357, 16059640), (1720, 12670309), (1978, 11017660), (2360, 9234293), (2537, 8590040), (2714, 8029820), (3956, 5508830), (4945, 4407064), (5074, 4295020), (5428, 4014910), (6785, 3211928), (7912, 2754415), (9337, 2334040), (9890, 2203532), (10148, 2147510), (10856, 2007455), (12685, 1718008), (13570, 1605964), (18674, 1167020), (19780, 1101766), (20296, 1073755), (25370, 859004), (27140, 802982), (37348, 583510), (39560, 550883), (46685, 466808), (50740, 429502), (54280, 401491), (58351, 373480), (74696, 291755), (93370, 233404), (101480, 214751), (116702, 186740)]