27048780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 94348800

約数和(自身を除く): 67300020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 719, 836, 855, 990, 1045, 1140, 1254, 1438, 1710, 1881, 1980, 2090, 2157, 2508, 2876, 3135, 3420, 3595, 3762, 4180, 4314, 6270, 6471, 7190, 7524, 7909, 8628, 9405, 10785, 12540, 12942, 13661, 14380, 15818, 18810, 21570, 23727, 25884, 27322, 31636, 32355, 37620, 39545, 40983, 43140, 47454, 54644, 64710, 68305, 71181, 79090, 81966, 94908, 118635, 122949, 129420, 136610, 142362, 150271, 158180, 163932, 204915, 237270, 245898, 273220, 284724, 300542, 355905, 409830, 450813, 474540, 491796, 601084, 614745, 711810, 751355, 819660, 901626, 1229490, 1352439, 1423620, 1502710, 1803252, 2254065, 2458980, 2704878, 3005420, 4508130, 5409756, 6762195, 9016260, 13524390, 27048780]

約数ペア:

[(1, 27048780), (2, 13524390), (3, 9016260), (4, 6762195), (5, 5409756), (6, 4508130), (9, 3005420), (10, 2704878), (11, 2458980), (12, 2254065), (15, 1803252), (18, 1502710), (19, 1423620), (20, 1352439), (22, 1229490), (30, 901626), (33, 819660), (36, 751355), (38, 711810), (44, 614745), (45, 601084), (55, 491796), (57, 474540), (60, 450813), (66, 409830), (76, 355905), (90, 300542), (95, 284724), (99, 273220), (110, 245898), (114, 237270), (132, 204915), (165, 163932), (171, 158180), (180, 150271), (190, 142362), (198, 136610), (209, 129420), (220, 122949), (228, 118635), (285, 94908), (330, 81966), (342, 79090), (380, 71181), (396, 68305), (418, 64710), (495, 54644), (570, 47454), (627, 43140), (660, 40983), (684, 39545), (719, 37620), (836, 32355), (855, 31636), (990, 27322), (1045, 25884), (1140, 23727), (1254, 21570), (1438, 18810), (1710, 15818), (1881, 14380), (1980, 13661), (2090, 12942), (2157, 12540), (2508, 10785), (2876, 9405), (3135, 8628), (3420, 7909), (3595, 7524), (3762, 7190), (4180, 6471), (4314, 6270)]