172890720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1346

約数の個数: 192

約数和(自身を含む): 625121280

約数和(自身を除く): 452230560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 240, 248, 270, 279, 288, 310, 360, 372, 432, 465, 480, 496, 540, 558, 620, 720, 744, 837, 864, 930, 992, 1080, 1116, 1240, 1291, 1395, 1440, 1488, 1674, 1860, 2160, 2232, 2480, 2582, 2790, 2976, 3348, 3720, 3873, 4185, 4320, 4464, 4960, 5164, 5580, 6455, 6696, 7440, 7746, 8370, 8928, 10328, 11160, 11619, 12910, 13392, 14880, 15492, 16740, 19365, 20656, 22320, 23238, 25820, 26784, 30984, 33480, 34857, 38730, 40021, 41312, 44640, 46476, 51640, 58095, 61968, 66960, 69714, 77460, 80042, 92952, 103280, 116190, 120063, 123936, 133920, 139428, 154920, 160084, 174285, 185904, 200105, 206560, 232380, 240126, 278856, 309840, 320168, 348570, 360189, 371808, 400210, 464760, 480252, 557712, 600315, 619680, 640336, 697140, 720378, 800420, 929520, 960504, 1080567, 1115424, 1200630, 1280672, 1394280, 1440756, 1600840, 1800945, 1859040, 1921008, 2161134, 2401260, 2788560, 2881512, 3201680, 3601890, 3842016, 4322268, 4802520, 5402835, 5577120, 5763024, 6403360, 7203780, 8644536, 9605040, 10805670, 11526048, 14407560, 17289072, 19210080, 21611340, 28815120, 34578144, 43222680, 57630240, 86445360, 172890720]

約数ペア:

[(1, 172890720), (2, 86445360), (3, 57630240), (4, 43222680), (5, 34578144), (6, 28815120), (8, 21611340), (9, 19210080), (10, 17289072), (12, 14407560), (15, 11526048), (16, 10805670), (18, 9605040), (20, 8644536), (24, 7203780), (27, 6403360), (30, 5763024), (31, 5577120), (32, 5402835), (36, 4802520), (40, 4322268), (45, 3842016), (48, 3601890), (54, 3201680), (60, 2881512), (62, 2788560), (72, 2401260), (80, 2161134), (90, 1921008), (93, 1859040), (96, 1800945), (108, 1600840), (120, 1440756), (124, 1394280), (135, 1280672), (144, 1200630), (155, 1115424), (160, 1080567), (180, 960504), (186, 929520), (216, 800420), (240, 720378), (248, 697140), (270, 640336), (279, 619680), (288, 600315), (310, 557712), (360, 480252), (372, 464760), (432, 400210), (465, 371808), (480, 360189), (496, 348570), (540, 320168), (558, 309840), (620, 278856), (720, 240126), (744, 232380), (837, 206560), (864, 200105), (930, 185904), (992, 174285), (1080, 160084), (1116, 154920), (1240, 139428), (1291, 133920), (1395, 123936), (1440, 120063), (1488, 116190), (1674, 103280), (1860, 92952), (2160, 80042), (2232, 77460), (2480, 69714), (2582, 66960), (2790, 61968), (2976, 58095), (3348, 51640), (3720, 46476), (3873, 44640), (4185, 41312), (4320, 40021), (4464, 38730), (4960, 34857), (5164, 33480), (5580, 30984), (6455, 26784), (6696, 25820), (7440, 23238), (7746, 22320), (8370, 20656), (8928, 19365), (10328, 16740), (11160, 15492), (11619, 14880), (12910, 13392)]