51009480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:740

約数の個数: 128

約数和(自身を含む): 172627200

約数和(自身を除く): 121617720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 270, 292, 360, 365, 438, 540, 584, 647, 657, 730, 876, 1080, 1095, 1294, 1314, 1460, 1752, 1941, 1971, 2190, 2588, 2628, 2920, 3235, 3285, 3882, 3942, 4380, 5176, 5256, 5823, 6470, 6570, 7764, 7884, 8760, 9705, 9855, 11646, 12940, 13140, 15528, 15768, 17469, 19410, 19710, 23292, 25880, 26280, 29115, 34938, 38820, 39420, 46584, 47231, 58230, 69876, 77640, 78840, 87345, 94462, 116460, 139752, 141693, 174690, 188924, 232920, 236155, 283386, 349380, 377848, 425079, 472310, 566772, 698760, 708465, 850158, 944620, 1133544, 1275237, 1416930, 1700316, 1889240, 2125395, 2550474, 2833860, 3400632, 4250790, 5100948, 5667720, 6376185, 8501580, 10201896, 12752370, 17003160, 25504740, 51009480]

約数ペア:

[(1, 51009480), (2, 25504740), (3, 17003160), (4, 12752370), (5, 10201896), (6, 8501580), (8, 6376185), (9, 5667720), (10, 5100948), (12, 4250790), (15, 3400632), (18, 2833860), (20, 2550474), (24, 2125395), (27, 1889240), (30, 1700316), (36, 1416930), (40, 1275237), (45, 1133544), (54, 944620), (60, 850158), (72, 708465), (73, 698760), (90, 566772), (108, 472310), (120, 425079), (135, 377848), (146, 349380), (180, 283386), (216, 236155), (219, 232920), (270, 188924), (292, 174690), (360, 141693), (365, 139752), (438, 116460), (540, 94462), (584, 87345), (647, 78840), (657, 77640), (730, 69876), (876, 58230), (1080, 47231), (1095, 46584), (1294, 39420), (1314, 38820), (1460, 34938), (1752, 29115), (1941, 26280), (1971, 25880), (2190, 23292), (2588, 19710), (2628, 19410), (2920, 17469), (3235, 15768), (3285, 15528), (3882, 13140), (3942, 12940), (4380, 11646), (5176, 9855), (5256, 9705), (5823, 8760), (6470, 7884), (6570, 7764)]