1320921600

素因数分解:

$2^9\times 3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:911

約数の個数: 240

約数和(自身を含む): 4475338560

約数和(自身を除く): 3154416960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 41, 48, 50, 60, 64, 75, 80, 82, 96, 100, 120, 123, 128, 150, 160, 164, 192, 200, 205, 240, 246, 256, 300, 320, 328, 384, 400, 410, 480, 492, 512, 600, 615, 640, 656, 768, 800, 820, 839, 960, 984, 1025, 1200, 1230, 1280, 1312, 1536, 1600, 1640, 1678, 1920, 1968, 2050, 2400, 2460, 2517, 2560, 2624, 3075, 3200, 3280, 3356, 3840, 3936, 4100, 4195, 4800, 4920, 5034, 5248, 6150, 6400, 6560, 6712, 7680, 7872, 8200, 8390, 9600, 9840, 10068, 10496, 12300, 12585, 12800, 13120, 13424, 15744, 16400, 16780, 19200, 19680, 20136, 20975, 20992, 24600, 25170, 26240, 26848, 31488, 32800, 33560, 34399, 38400, 39360, 40272, 41950, 49200, 50340, 52480, 53696, 62925, 62976, 65600, 67120, 68798, 78720, 80544, 83900, 98400, 100680, 103197, 104960, 107392, 125850, 131200, 134240, 137596, 157440, 161088, 167800, 171995, 196800, 201360, 206394, 214784, 251700, 262400, 268480, 275192, 314880, 322176, 335600, 343990, 393600, 402720, 412788, 429568, 503400, 515985, 524800, 536960, 550384, 644352, 671200, 687980, 787200, 805440, 825576, 859975, 1006800, 1031970, 1073920, 1100768, 1288704, 1342400, 1375960, 1574400, 1610880, 1651152, 1719950, 2013600, 2063940, 2147840, 2201536, 2579925, 2684800, 2751920, 3221760, 3302304, 3439900, 4027200, 4127880, 4403072, 5159850, 5369600, 5503840, 6443520, 6604608, 6879800, 8054400, 8255760, 8806144, 10319700, 10739200, 11007680, 13209216, 13759600, 16108800, 16511520, 17612288, 20639400, 22015360, 26418432, 27519200, 32217600, 33023040, 41278800, 44030720, 52836864, 55038400, 66046080, 82557600, 88061440, 110076800, 132092160, 165115200, 220153600, 264184320, 330230400, 440307200, 660460800, 1320921600]

約数ペア:

[(1, 1320921600), (2, 660460800), (3, 440307200), (4, 330230400), (5, 264184320), (6, 220153600), (8, 165115200), (10, 132092160), (12, 110076800), (15, 88061440), (16, 82557600), (20, 66046080), (24, 55038400), (25, 52836864), (30, 44030720), (32, 41278800), (40, 33023040), (41, 32217600), (48, 27519200), (50, 26418432), (60, 22015360), (64, 20639400), (75, 17612288), (80, 16511520), (82, 16108800), (96, 13759600), (100, 13209216), (120, 11007680), (123, 10739200), (128, 10319700), (150, 8806144), (160, 8255760), (164, 8054400), (192, 6879800), (200, 6604608), (205, 6443520), (240, 5503840), (246, 5369600), (256, 5159850), (300, 4403072), (320, 4127880), (328, 4027200), (384, 3439900), (400, 3302304), (410, 3221760), (480, 2751920), (492, 2684800), (512, 2579925), (600, 2201536), (615, 2147840), (640, 2063940), (656, 2013600), (768, 1719950), (800, 1651152), (820, 1610880), (839, 1574400), (960, 1375960), (984, 1342400), (1025, 1288704), (1200, 1100768), (1230, 1073920), (1280, 1031970), (1312, 1006800), (1536, 859975), (1600, 825576), (1640, 805440), (1678, 787200), (1920, 687980), (1968, 671200), (2050, 644352), (2400, 550384), (2460, 536960), (2517, 524800), (2560, 515985), (2624, 503400), (3075, 429568), (3200, 412788), (3280, 402720), (3356, 393600), (3840, 343990), (3936, 335600), (4100, 322176), (4195, 314880), (4800, 275192), (4920, 268480), (5034, 262400), (5248, 251700), (6150, 214784), (6400, 206394), (6560, 201360), (6712, 196800), (7680, 171995), (7872, 167800), (8200, 161088), (8390, 157440), (9600, 137596), (9840, 134240), (10068, 131200), (10496, 125850), (12300, 107392), (12585, 104960), (12800, 103197), (13120, 100680), (13424, 98400), (15744, 83900), (16400, 80544), (16780, 78720), (19200, 68798), (19680, 67120), (20136, 65600), (20975, 62976), (20992, 62925), (24600, 53696), (25170, 52480), (26240, 50340), (26848, 49200), (31488, 41950), (32800, 40272), (33560, 39360), (34399, 38400)]