138908520

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:518

約数の個数: 192

約数和(自身を含む): 484323840

約数和(自身を除く): 345415320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 243, 248, 270, 279, 310, 324, 360, 372, 405, 461, 465, 486, 540, 558, 620, 648, 744, 810, 837, 922, 930, 972, 1080, 1116, 1215, 1240, 1383, 1395, 1620, 1674, 1844, 1860, 1944, 2232, 2305, 2430, 2511, 2766, 2790, 3240, 3348, 3688, 3720, 4149, 4185, 4610, 4860, 5022, 5532, 5580, 6696, 6915, 7533, 8298, 8370, 9220, 9720, 10044, 11064, 11160, 12447, 12555, 13830, 14291, 15066, 16596, 16740, 18440, 20088, 20745, 24894, 25110, 27660, 28582, 30132, 33192, 33480, 37341, 37665, 41490, 42873, 49788, 50220, 55320, 57164, 60264, 62235, 71455, 74682, 75330, 82980, 85746, 99576, 100440, 112023, 114328, 124470, 128619, 142910, 149364, 150660, 165960, 171492, 186705, 214365, 224046, 248940, 257238, 285820, 298728, 301320, 342984, 373410, 385857, 428730, 448092, 497880, 514476, 560115, 571640, 643095, 746820, 771714, 857460, 896184, 1028952, 1120230, 1157571, 1286190, 1493640, 1543428, 1714920, 1929285, 2240460, 2315142, 2572380, 3086856, 3472713, 3858570, 4480920, 4630284, 5144760, 5787855, 6945426, 7717140, 9260568, 11575710, 13890852, 15434280, 17363565, 23151420, 27781704, 34727130, 46302840, 69454260, 138908520]

約数ペア:

[(1, 138908520), (2, 69454260), (3, 46302840), (4, 34727130), (5, 27781704), (6, 23151420), (8, 17363565), (9, 15434280), (10, 13890852), (12, 11575710), (15, 9260568), (18, 7717140), (20, 6945426), (24, 5787855), (27, 5144760), (30, 4630284), (31, 4480920), (36, 3858570), (40, 3472713), (45, 3086856), (54, 2572380), (60, 2315142), (62, 2240460), (72, 1929285), (81, 1714920), (90, 1543428), (93, 1493640), (108, 1286190), (120, 1157571), (124, 1120230), (135, 1028952), (155, 896184), (162, 857460), (180, 771714), (186, 746820), (216, 643095), (243, 571640), (248, 560115), (270, 514476), (279, 497880), (310, 448092), (324, 428730), (360, 385857), (372, 373410), (405, 342984), (461, 301320), (465, 298728), (486, 285820), (540, 257238), (558, 248940), (620, 224046), (648, 214365), (744, 186705), (810, 171492), (837, 165960), (922, 150660), (930, 149364), (972, 142910), (1080, 128619), (1116, 124470), (1215, 114328), (1240, 112023), (1383, 100440), (1395, 99576), (1620, 85746), (1674, 82980), (1844, 75330), (1860, 74682), (1944, 71455), (2232, 62235), (2305, 60264), (2430, 57164), (2511, 55320), (2766, 50220), (2790, 49788), (3240, 42873), (3348, 41490), (3688, 37665), (3720, 37341), (4149, 33480), (4185, 33192), (4610, 30132), (4860, 28582), (5022, 27660), (5532, 25110), (5580, 24894), (6696, 20745), (6915, 20088), (7533, 18440), (8298, 16740), (8370, 16596), (9220, 15066), (9720, 14291), (10044, 13830), (11064, 12555), (11160, 12447)]