138294720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1549}}^1$

素因数の和:1603

約数の個数: 168

約数和(自身を含む): 491337600

約数和(自身を除く): 353042880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 64, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 192, 240, 248, 279, 288, 310, 320, 360, 372, 465, 480, 496, 558, 576, 620, 720, 744, 930, 960, 992, 1116, 1240, 1395, 1440, 1488, 1549, 1860, 1984, 2232, 2480, 2790, 2880, 2976, 3098, 3720, 4464, 4647, 4960, 5580, 5952, 6196, 7440, 7745, 8928, 9294, 9920, 11160, 12392, 13941, 14880, 15490, 17856, 18588, 22320, 23235, 24784, 27882, 29760, 30980, 37176, 44640, 46470, 48019, 49568, 55764, 61960, 69705, 74352, 89280, 92940, 96038, 99136, 111528, 123920, 139410, 144057, 148704, 185880, 192076, 223056, 240095, 247840, 278820, 288114, 297408, 371760, 384152, 432171, 446112, 480190, 495680, 557640, 576228, 720285, 743520, 768304, 864342, 892224, 960380, 1115280, 1152456, 1440570, 1487040, 1536608, 1728684, 1920760, 2160855, 2230560, 2304912, 2881140, 3073216, 3457368, 3841520, 4321710, 4461120, 4609824, 5762280, 6914736, 7683040, 8643420, 9219648, 11524560, 13829472, 15366080, 17286840, 23049120, 27658944, 34573680, 46098240, 69147360, 138294720]

約数ペア:

[(1, 138294720), (2, 69147360), (3, 46098240), (4, 34573680), (5, 27658944), (6, 23049120), (8, 17286840), (9, 15366080), (10, 13829472), (12, 11524560), (15, 9219648), (16, 8643420), (18, 7683040), (20, 6914736), (24, 5762280), (30, 4609824), (31, 4461120), (32, 4321710), (36, 3841520), (40, 3457368), (45, 3073216), (48, 2881140), (60, 2304912), (62, 2230560), (64, 2160855), (72, 1920760), (80, 1728684), (90, 1536608), (93, 1487040), (96, 1440570), (120, 1152456), (124, 1115280), (144, 960380), (155, 892224), (160, 864342), (180, 768304), (186, 743520), (192, 720285), (240, 576228), (248, 557640), (279, 495680), (288, 480190), (310, 446112), (320, 432171), (360, 384152), (372, 371760), (465, 297408), (480, 288114), (496, 278820), (558, 247840), (576, 240095), (620, 223056), (720, 192076), (744, 185880), (930, 148704), (960, 144057), (992, 139410), (1116, 123920), (1240, 111528), (1395, 99136), (1440, 96038), (1488, 92940), (1549, 89280), (1860, 74352), (1984, 69705), (2232, 61960), (2480, 55764), (2790, 49568), (2880, 48019), (2976, 46470), (3098, 44640), (3720, 37176), (4464, 30980), (4647, 29760), (4960, 27882), (5580, 24784), (5952, 23235), (6196, 22320), (7440, 18588), (7745, 17856), (8928, 15490), (9294, 14880), (9920, 13941), (11160, 12392)]