648583920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:360

約数の個数: 240

約数和(自身を含む): 2261855232

約数和(自身を除く): 1613271312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 127, 144, 164, 173, 180, 205, 240, 246, 254, 328, 346, 360, 369, 381, 410, 492, 508, 519, 615, 635, 656, 692, 720, 738, 762, 820, 865, 984, 1016, 1038, 1143, 1230, 1270, 1384, 1476, 1524, 1557, 1640, 1730, 1845, 1905, 1968, 2032, 2076, 2286, 2460, 2540, 2595, 2768, 2952, 3048, 3114, 3280, 3460, 3690, 3810, 4152, 4572, 4920, 5080, 5190, 5207, 5715, 5904, 6096, 6228, 6920, 7093, 7380, 7620, 7785, 8304, 9144, 9840, 10160, 10380, 10414, 11430, 12456, 13840, 14186, 14760, 15240, 15570, 15621, 18288, 20760, 20828, 21279, 21971, 22860, 24912, 26035, 28372, 29520, 30480, 31140, 31242, 35465, 41520, 41656, 42558, 43942, 45720, 46863, 52070, 56744, 62280, 62484, 63837, 65913, 70930, 78105, 83312, 85116, 87884, 91440, 93726, 104140, 106395, 109855, 113488, 124560, 124968, 127674, 131826, 141860, 156210, 170232, 175768, 187452, 197739, 208280, 212790, 219710, 234315, 249936, 255348, 263652, 283720, 312420, 319185, 329565, 340464, 351536, 374904, 395478, 416560, 425580, 439420, 468630, 510696, 527304, 567440, 624840, 638370, 659130, 749808, 790956, 851160, 878840, 900811, 937260, 988695, 1021392, 1054608, 1249680, 1276740, 1318260, 1581912, 1702320, 1757680, 1801622, 1874520, 1977390, 2553480, 2636520, 2702433, 3163824, 3603244, 3749040, 3954780, 4504055, 5106960, 5273040, 5404866, 7206488, 7909560, 8107299, 9008110, 10809732, 13512165, 14412976, 15819120, 16214598, 18016220, 21619464, 27024330, 32429196, 36032440, 40536495, 43238928, 54048660, 64858392, 72064880, 81072990, 108097320, 129716784, 162145980, 216194640, 324291960, 648583920]

約数ペア:

[(1, 648583920), (2, 324291960), (3, 216194640), (4, 162145980), (5, 129716784), (6, 108097320), (8, 81072990), (9, 72064880), (10, 64858392), (12, 54048660), (15, 43238928), (16, 40536495), (18, 36032440), (20, 32429196), (24, 27024330), (30, 21619464), (36, 18016220), (40, 16214598), (41, 15819120), (45, 14412976), (48, 13512165), (60, 10809732), (72, 9008110), (80, 8107299), (82, 7909560), (90, 7206488), (120, 5404866), (123, 5273040), (127, 5106960), (144, 4504055), (164, 3954780), (173, 3749040), (180, 3603244), (205, 3163824), (240, 2702433), (246, 2636520), (254, 2553480), (328, 1977390), (346, 1874520), (360, 1801622), (369, 1757680), (381, 1702320), (410, 1581912), (492, 1318260), (508, 1276740), (519, 1249680), (615, 1054608), (635, 1021392), (656, 988695), (692, 937260), (720, 900811), (738, 878840), (762, 851160), (820, 790956), (865, 749808), (984, 659130), (1016, 638370), (1038, 624840), (1143, 567440), (1230, 527304), (1270, 510696), (1384, 468630), (1476, 439420), (1524, 425580), (1557, 416560), (1640, 395478), (1730, 374904), (1845, 351536), (1905, 340464), (1968, 329565), (2032, 319185), (2076, 312420), (2286, 283720), (2460, 263652), (2540, 255348), (2595, 249936), (2768, 234315), (2952, 219710), (3048, 212790), (3114, 208280), (3280, 197739), (3460, 187452), (3690, 175768), (3810, 170232), (4152, 156210), (4572, 141860), (4920, 131826), (5080, 127674), (5190, 124968), (5207, 124560), (5715, 113488), (5904, 109855), (6096, 106395), (6228, 104140), (6920, 93726), (7093, 91440), (7380, 87884), (7620, 85116), (7785, 83312), (8304, 78105), (9144, 70930), (9840, 65913), (10160, 63837), (10380, 62484), (10414, 62280), (11430, 56744), (12456, 52070), (13840, 46863), (14186, 45720), (14760, 43942), (15240, 42558), (15570, 41656), (15621, 41520), (18288, 35465), (20760, 31242), (20828, 31140), (21279, 30480), (21971, 29520), (22860, 28372), (24912, 26035)]