81146340

素因数分解:

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

素因数の和:767

約数の個数: 192

約数和(自身を含む): 290304000

約数和(自身を除く): 209157660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 27, 30, 33, 36, 38, 44, 45, 54, 55, 57, 60, 66, 76, 90, 95, 99, 108, 110, 114, 132, 135, 165, 171, 180, 190, 198, 209, 220, 228, 270, 285, 297, 330, 342, 380, 396, 418, 495, 513, 540, 570, 594, 627, 660, 684, 719, 836, 855, 990, 1026, 1045, 1140, 1188, 1254, 1438, 1485, 1710, 1881, 1980, 2052, 2090, 2157, 2508, 2565, 2876, 2970, 3135, 3420, 3595, 3762, 4180, 4314, 5130, 5643, 5940, 6270, 6471, 7190, 7524, 7909, 8628, 9405, 10260, 10785, 11286, 12540, 12942, 13661, 14380, 15818, 18810, 19413, 21570, 22572, 23727, 25884, 27322, 28215, 31636, 32355, 37620, 38826, 39545, 40983, 43140, 47454, 54644, 56430, 64710, 68305, 71181, 77652, 79090, 81966, 94908, 97065, 112860, 118635, 122949, 129420, 136610, 142362, 150271, 158180, 163932, 194130, 204915, 213543, 237270, 245898, 273220, 284724, 300542, 355905, 368847, 388260, 409830, 427086, 450813, 474540, 491796, 601084, 614745, 711810, 737694, 751355, 819660, 854172, 901626, 1067715, 1229490, 1352439, 1423620, 1475388, 1502710, 1803252, 1844235, 2135430, 2254065, 2458980, 2704878, 3005420, 3688470, 4057317, 4270860, 4508130, 5409756, 6762195, 7376940, 8114634, 9016260, 13524390, 16229268, 20286585, 27048780, 40573170, 81146340]

約数ペア:

[(1, 81146340), (2, 40573170), (3, 27048780), (4, 20286585), (5, 16229268), (6, 13524390), (9, 9016260), (10, 8114634), (11, 7376940), (12, 6762195), (15, 5409756), (18, 4508130), (19, 4270860), (20, 4057317), (22, 3688470), (27, 3005420), (30, 2704878), (33, 2458980), (36, 2254065), (38, 2135430), (44, 1844235), (45, 1803252), (54, 1502710), (55, 1475388), (57, 1423620), (60, 1352439), (66, 1229490), (76, 1067715), (90, 901626), (95, 854172), (99, 819660), (108, 751355), (110, 737694), (114, 711810), (132, 614745), (135, 601084), (165, 491796), (171, 474540), (180, 450813), (190, 427086), (198, 409830), (209, 388260), (220, 368847), (228, 355905), (270, 300542), (285, 284724), (297, 273220), (330, 245898), (342, 237270), (380, 213543), (396, 204915), (418, 194130), (495, 163932), (513, 158180), (540, 150271), (570, 142362), (594, 136610), (627, 129420), (660, 122949), (684, 118635), (719, 112860), (836, 97065), (855, 94908), (990, 81966), (1026, 79090), (1045, 77652), (1140, 71181), (1188, 68305), (1254, 64710), (1438, 56430), (1485, 54644), (1710, 47454), (1881, 43140), (1980, 40983), (2052, 39545), (2090, 38826), (2157, 37620), (2508, 32355), (2565, 31636), (2876, 28215), (2970, 27322), (3135, 25884), (3420, 23727), (3595, 22572), (3762, 21570), (4180, 19413), (4314, 18810), (5130, 15818), (5643, 14380), (5940, 13661), (6270, 12942), (6471, 12540), (7190, 11286), (7524, 10785), (7909, 10260), (8628, 9405)]