251181196020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{521}}^1\times {\mathrm{297601}}^1$

素因数の和:298143

約数の個数: 120

約数和(自身を含む): 789479776008

約数和(自身を除く): 538298579988

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, 180, 270, 324, 405, 521, 540, 810, 1042, 1563, 1620, 2084, 2605, 3126, 4689, 5210, 6252, 7815, 9378, 10420, 14067, 15630, 18756, 23445, 28134, 31260, 42201, 46890, 56268, 70335, 84402, 93780, 140670, 168804, 211005, 281340, 297601, 422010, 595202, 844020, 892803, 1190404, 1488005, 1785606, 2678409, 2976010, 3571212, 4464015, 5356818, 5952020, 8035227, 8928030, 10713636, 13392045, 16070454, 17856060, 24105681, 26784090, 32140908, 40176135, 48211362, 53568180, 80352270, 96422724, 120528405, 155050121, 160704540, 241056810, 310100242, 465150363, 482113620, 620200484, 775250605, 930300726, 1395451089, 1550501210, 1860601452, 2325751815, 2790902178, 3101002420, 4186353267, 4651503630, 5581804356, 6977255445, 8372706534, 9303007260, 12559059801, 13954510890, 16745413068, 20931766335, 25118119602, 27909021780, 41863532670, 50236239204, 62795299005, 83727065340, 125590598010, 251181196020]

約数ペア:

[(1, 251181196020), (2, 125590598010), (3, 83727065340), (4, 62795299005), (5, 50236239204), (6, 41863532670), (9, 27909021780), (10, 25118119602), (12, 20931766335), (15, 16745413068), (18, 13954510890), (20, 12559059801), (27, 9303007260), (30, 8372706534), (36, 6977255445), (45, 5581804356), (54, 4651503630), (60, 4186353267), (81, 3101002420), (90, 2790902178), (108, 2325751815), (135, 1860601452), (162, 1550501210), (180, 1395451089), (270, 930300726), (324, 775250605), (405, 620200484), (521, 482113620), (540, 465150363), (810, 310100242), (1042, 241056810), (1563, 160704540), (1620, 155050121), (2084, 120528405), (2605, 96422724), (3126, 80352270), (4689, 53568180), (5210, 48211362), (6252, 40176135), (7815, 32140908), (9378, 26784090), (10420, 24105681), (14067, 17856060), (15630, 16070454), (18756, 13392045), (23445, 10713636), (28134, 8928030), (31260, 8035227), (42201, 5952020), (46890, 5356818), (56268, 4464015), (70335, 3571212), (84402, 2976010), (93780, 2678409), (140670, 1785606), (168804, 1488005), (211005, 1190404), (281340, 892803), (297601, 844020), (422010, 595202)]