51521040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:621

約数の個数: 120

約数和(自身を含む): 174482880

約数和(自身を除く): 122961840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 163, 180, 240, 326, 360, 439, 489, 652, 720, 815, 878, 978, 1304, 1317, 1467, 1630, 1756, 1956, 2195, 2445, 2608, 2634, 2934, 3260, 3512, 3912, 3951, 4390, 4890, 5268, 5868, 6520, 6585, 7024, 7335, 7824, 7902, 8780, 9780, 10536, 11736, 13040, 13170, 14670, 15804, 17560, 19560, 19755, 21072, 23472, 26340, 29340, 31608, 35120, 39120, 39510, 52680, 58680, 63216, 71557, 79020, 105360, 117360, 143114, 158040, 214671, 286228, 316080, 357785, 429342, 572456, 644013, 715570, 858684, 1073355, 1144912, 1288026, 1431140, 1717368, 2146710, 2576052, 2862280, 3220065, 3434736, 4293420, 5152104, 5724560, 6440130, 8586840, 10304208, 12880260, 17173680, 25760520, 51521040]

約数ペア:

[(1, 51521040), (2, 25760520), (3, 17173680), (4, 12880260), (5, 10304208), (6, 8586840), (8, 6440130), (9, 5724560), (10, 5152104), (12, 4293420), (15, 3434736), (16, 3220065), (18, 2862280), (20, 2576052), (24, 2146710), (30, 1717368), (36, 1431140), (40, 1288026), (45, 1144912), (48, 1073355), (60, 858684), (72, 715570), (80, 644013), (90, 572456), (120, 429342), (144, 357785), (163, 316080), (180, 286228), (240, 214671), (326, 158040), (360, 143114), (439, 117360), (489, 105360), (652, 79020), (720, 71557), (815, 63216), (878, 58680), (978, 52680), (1304, 39510), (1317, 39120), (1467, 35120), (1630, 31608), (1756, 29340), (1956, 26340), (2195, 23472), (2445, 21072), (2608, 19755), (2634, 19560), (2934, 17560), (3260, 15804), (3512, 14670), (3912, 13170), (3951, 13040), (4390, 11736), (4890, 10536), (5268, 9780), (5868, 8780), (6520, 7902), (6585, 7824), (7024, 7335)]