38640780

素因数分解:

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

素因数の和:620

約数の個数: 96

約数和(自身を含む): 121228800

約数和(自身を除く): 82588020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 163, 180, 270, 326, 439, 489, 540, 652, 815, 878, 978, 1317, 1467, 1630, 1756, 1956, 2195, 2445, 2634, 2934, 3260, 3951, 4390, 4401, 4890, 5268, 5868, 6585, 7335, 7902, 8780, 8802, 9780, 11853, 13170, 14670, 15804, 17604, 19755, 22005, 23706, 26340, 29340, 39510, 44010, 47412, 59265, 71557, 79020, 88020, 118530, 143114, 214671, 237060, 286228, 357785, 429342, 644013, 715570, 858684, 1073355, 1288026, 1431140, 1932039, 2146710, 2576052, 3220065, 3864078, 4293420, 6440130, 7728156, 9660195, 12880260, 19320390, 38640780]

約数ペア:

[(1, 38640780), (2, 19320390), (3, 12880260), (4, 9660195), (5, 7728156), (6, 6440130), (9, 4293420), (10, 3864078), (12, 3220065), (15, 2576052), (18, 2146710), (20, 1932039), (27, 1431140), (30, 1288026), (36, 1073355), (45, 858684), (54, 715570), (60, 644013), (90, 429342), (108, 357785), (135, 286228), (163, 237060), (180, 214671), (270, 143114), (326, 118530), (439, 88020), (489, 79020), (540, 71557), (652, 59265), (815, 47412), (878, 44010), (978, 39510), (1317, 29340), (1467, 26340), (1630, 23706), (1756, 22005), (1956, 19755), (2195, 17604), (2445, 15804), (2634, 14670), (2934, 13170), (3260, 11853), (3951, 9780), (4390, 8802), (4401, 8780), (4890, 7902), (5268, 7335), (5868, 6585)]