87403860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{331}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 276704736

約数和(自身を除く): 189300876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 163, 180, 270, 324, 326, 331, 405, 489, 540, 652, 662, 810, 815, 978, 993, 1324, 1467, 1620, 1630, 1655, 1956, 1986, 2445, 2934, 2979, 3260, 3310, 3972, 4401, 4890, 4965, 5868, 5958, 6620, 7335, 8802, 8937, 9780, 9930, 11916, 13203, 14670, 14895, 17604, 17874, 19860, 22005, 26406, 26811, 29340, 29790, 35748, 44010, 44685, 52812, 53622, 53953, 59580, 66015, 88020, 89370, 107244, 107906, 132030, 134055, 161859, 178740, 215812, 264060, 268110, 269765, 323718, 485577, 536220, 539530, 647436, 809295, 971154, 1079060, 1456731, 1618590, 1942308, 2427885, 2913462, 3237180, 4370193, 4855770, 5826924, 7283655, 8740386, 9711540, 14567310, 17480772, 21850965, 29134620, 43701930, 87403860]

約数ペア:

[(1, 87403860), (2, 43701930), (3, 29134620), (4, 21850965), (5, 17480772), (6, 14567310), (9, 9711540), (10, 8740386), (12, 7283655), (15, 5826924), (18, 4855770), (20, 4370193), (27, 3237180), (30, 2913462), (36, 2427885), (45, 1942308), (54, 1618590), (60, 1456731), (81, 1079060), (90, 971154), (108, 809295), (135, 647436), (162, 539530), (163, 536220), (180, 485577), (270, 323718), (324, 269765), (326, 268110), (331, 264060), (405, 215812), (489, 178740), (540, 161859), (652, 134055), (662, 132030), (810, 107906), (815, 107244), (978, 89370), (993, 88020), (1324, 66015), (1467, 59580), (1620, 53953), (1630, 53622), (1655, 52812), (1956, 44685), (1986, 44010), (2445, 35748), (2934, 29790), (2979, 29340), (3260, 26811), (3310, 26406), (3972, 22005), (4401, 19860), (4890, 17874), (4965, 17604), (5868, 14895), (5958, 14670), (6620, 13203), (7335, 11916), (8802, 9930), (8937, 9780)]