1806137520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7687}}^1$

素因数の和:7803

約数の個数: 160

約数和(自身を含む): 6177461760

約数和(自身を除く): 4371324240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 89, 110, 120, 132, 165, 176, 178, 220, 240, 264, 267, 330, 356, 440, 445, 528, 534, 660, 712, 880, 890, 979, 1068, 1320, 1335, 1424, 1780, 1958, 2136, 2640, 2670, 2937, 3560, 3916, 4272, 4895, 5340, 5874, 7120, 7687, 7832, 9790, 10680, 11748, 14685, 15374, 15664, 19580, 21360, 23061, 23496, 29370, 30748, 38435, 39160, 46122, 46992, 58740, 61496, 76870, 78320, 84557, 92244, 115305, 117480, 122992, 153740, 169114, 184488, 230610, 234960, 253671, 307480, 338228, 368976, 422785, 461220, 507342, 614960, 676456, 684143, 845570, 922440, 1014684, 1268355, 1352912, 1368286, 1691140, 1844880, 2029368, 2052429, 2536710, 2736572, 3382280, 3420715, 4058736, 4104858, 5073420, 5473144, 6764560, 6841430, 7525573, 8209716, 10146840, 10262145, 10946288, 13682860, 15051146, 16419432, 20293680, 20524290, 22576719, 27365720, 30102292, 32838864, 37627865, 41048580, 45153438, 54731440, 60204584, 75255730, 82097160, 90306876, 112883595, 120409168, 150511460, 164194320, 180613752, 225767190, 301022920, 361227504, 451534380, 602045840, 903068760, 1806137520]

約数ペア:

[(1, 1806137520), (2, 903068760), (3, 602045840), (4, 451534380), (5, 361227504), (6, 301022920), (8, 225767190), (10, 180613752), (11, 164194320), (12, 150511460), (15, 120409168), (16, 112883595), (20, 90306876), (22, 82097160), (24, 75255730), (30, 60204584), (33, 54731440), (40, 45153438), (44, 41048580), (48, 37627865), (55, 32838864), (60, 30102292), (66, 27365720), (80, 22576719), (88, 20524290), (89, 20293680), (110, 16419432), (120, 15051146), (132, 13682860), (165, 10946288), (176, 10262145), (178, 10146840), (220, 8209716), (240, 7525573), (264, 6841430), (267, 6764560), (330, 5473144), (356, 5073420), (440, 4104858), (445, 4058736), (528, 3420715), (534, 3382280), (660, 2736572), (712, 2536710), (880, 2052429), (890, 2029368), (979, 1844880), (1068, 1691140), (1320, 1368286), (1335, 1352912), (1424, 1268355), (1780, 1014684), (1958, 922440), (2136, 845570), (2640, 684143), (2670, 676456), (2937, 614960), (3560, 507342), (3916, 461220), (4272, 422785), (4895, 368976), (5340, 338228), (5874, 307480), (7120, 253671), (7687, 234960), (7832, 230610), (9790, 184488), (10680, 169114), (11748, 153740), (14685, 122992), (15374, 117480), (15664, 115305), (19580, 92244), (21360, 84557), (23061, 78320), (23496, 76870), (29370, 61496), (30748, 58740), (38435, 46992), (39160, 46122)]