420877440

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:935

約数の個数: 192

約数和(自身を含む): 1471462200

約数和(自身を除く): 1050584760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 89, 90, 96, 120, 128, 144, 160, 178, 180, 192, 240, 267, 288, 320, 356, 360, 384, 445, 480, 534, 576, 640, 712, 720, 801, 821, 890, 960, 1068, 1152, 1335, 1424, 1440, 1602, 1642, 1780, 1920, 2136, 2463, 2670, 2848, 2880, 3204, 3284, 3560, 4005, 4105, 4272, 4926, 5340, 5696, 5760, 6408, 6568, 7120, 7389, 8010, 8210, 8544, 9852, 10680, 11392, 12315, 12816, 13136, 14240, 14778, 16020, 16420, 17088, 19704, 21360, 24630, 25632, 26272, 28480, 29556, 32040, 32840, 34176, 36945, 39408, 42720, 49260, 51264, 52544, 56960, 59112, 64080, 65680, 73069, 73890, 78816, 85440, 98520, 102528, 105088, 118224, 128160, 131360, 146138, 147780, 157632, 170880, 197040, 219207, 236448, 256320, 262720, 292276, 295560, 315264, 365345, 394080, 438414, 472896, 512640, 525440, 584552, 591120, 657621, 730690, 788160, 876828, 945792, 1096035, 1169104, 1182240, 1315242, 1461380, 1576320, 1753656, 2192070, 2338208, 2364480, 2630484, 2922760, 3288105, 3507312, 4384140, 4676416, 4728960, 5260968, 5845520, 6576210, 7014624, 8768280, 9352832, 10521936, 11691040, 13152420, 14029248, 17536560, 21043872, 23382080, 26304840, 28058496, 35073120, 42087744, 46764160, 52609680, 70146240, 84175488, 105219360, 140292480, 210438720, 420877440]

約数ペア:

[(1, 420877440), (2, 210438720), (3, 140292480), (4, 105219360), (5, 84175488), (6, 70146240), (8, 52609680), (9, 46764160), (10, 42087744), (12, 35073120), (15, 28058496), (16, 26304840), (18, 23382080), (20, 21043872), (24, 17536560), (30, 14029248), (32, 13152420), (36, 11691040), (40, 10521936), (45, 9352832), (48, 8768280), (60, 7014624), (64, 6576210), (72, 5845520), (80, 5260968), (89, 4728960), (90, 4676416), (96, 4384140), (120, 3507312), (128, 3288105), (144, 2922760), (160, 2630484), (178, 2364480), (180, 2338208), (192, 2192070), (240, 1753656), (267, 1576320), (288, 1461380), (320, 1315242), (356, 1182240), (360, 1169104), (384, 1096035), (445, 945792), (480, 876828), (534, 788160), (576, 730690), (640, 657621), (712, 591120), (720, 584552), (801, 525440), (821, 512640), (890, 472896), (960, 438414), (1068, 394080), (1152, 365345), (1335, 315264), (1424, 295560), (1440, 292276), (1602, 262720), (1642, 256320), (1780, 236448), (1920, 219207), (2136, 197040), (2463, 170880), (2670, 157632), (2848, 147780), (2880, 146138), (3204, 131360), (3284, 128160), (3560, 118224), (4005, 105088), (4105, 102528), (4272, 98520), (4926, 85440), (5340, 78816), (5696, 73890), (5760, 73069), (6408, 65680), (6568, 64080), (7120, 59112), (7389, 56960), (8010, 52544), (8210, 51264), (8544, 49260), (9852, 42720), (10680, 39408), (11392, 36945), (12315, 34176), (12816, 32840), (13136, 32040), (14240, 29556), (14778, 28480), (16020, 26272), (16420, 25632), (17088, 24630), (19704, 21360)]