55321920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:382

約数の個数: 224

約数和(自身を含む): 206044800

約数和(自身を除く): 150722880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 337, 342, 360, 380, 432, 456, 480, 513, 540, 570, 576, 608, 674, 684, 720, 760, 855, 864, 912, 960, 1011, 1026, 1080, 1140, 1216, 1348, 1368, 1440, 1520, 1685, 1710, 1728, 1824, 2022, 2052, 2160, 2280, 2565, 2696, 2736, 2880, 3033, 3040, 3370, 3420, 3648, 4044, 4104, 4320, 4560, 5055, 5130, 5392, 5472, 6066, 6080, 6403, 6740, 6840, 8088, 8208, 8640, 9099, 9120, 10110, 10260, 10784, 10944, 12132, 12806, 13480, 13680, 15165, 16176, 16416, 18198, 18240, 19209, 20220, 20520, 21568, 24264, 25612, 26960, 27360, 30330, 32015, 32352, 32832, 36396, 38418, 40440, 41040, 45495, 48528, 51224, 53920, 54720, 57627, 60660, 64030, 64704, 72792, 76836, 80880, 82080, 90990, 96045, 97056, 102448, 107840, 115254, 121320, 128060, 145584, 153672, 161760, 164160, 172881, 181980, 192090, 194112, 204896, 230508, 242640, 256120, 288135, 291168, 307344, 323520, 345762, 363960, 384180, 409792, 461016, 485280, 512240, 576270, 582336, 614688, 691524, 727920, 768360, 864405, 922032, 970560, 1024480, 1152540, 1229376, 1383048, 1455840, 1536720, 1728810, 1844064, 2048960, 2305080, 2766096, 2911680, 3073440, 3457620, 3688128, 4610160, 5532192, 6146880, 6915240, 9220320, 11064384, 13830480, 18440640, 27660960, 55321920]

約数ペア:

[(1, 55321920), (2, 27660960), (3, 18440640), (4, 13830480), (5, 11064384), (6, 9220320), (8, 6915240), (9, 6146880), (10, 5532192), (12, 4610160), (15, 3688128), (16, 3457620), (18, 3073440), (19, 2911680), (20, 2766096), (24, 2305080), (27, 2048960), (30, 1844064), (32, 1728810), (36, 1536720), (38, 1455840), (40, 1383048), (45, 1229376), (48, 1152540), (54, 1024480), (57, 970560), (60, 922032), (64, 864405), (72, 768360), (76, 727920), (80, 691524), (90, 614688), (95, 582336), (96, 576270), (108, 512240), (114, 485280), (120, 461016), (135, 409792), (144, 384180), (152, 363960), (160, 345762), (171, 323520), (180, 307344), (190, 291168), (192, 288135), (216, 256120), (228, 242640), (240, 230508), (270, 204896), (285, 194112), (288, 192090), (304, 181980), (320, 172881), (337, 164160), (342, 161760), (360, 153672), (380, 145584), (432, 128060), (456, 121320), (480, 115254), (513, 107840), (540, 102448), (570, 97056), (576, 96045), (608, 90990), (674, 82080), (684, 80880), (720, 76836), (760, 72792), (855, 64704), (864, 64030), (912, 60660), (960, 57627), (1011, 54720), (1026, 53920), (1080, 51224), (1140, 48528), (1216, 45495), (1348, 41040), (1368, 40440), (1440, 38418), (1520, 36396), (1685, 32832), (1710, 32352), (1728, 32015), (1824, 30330), (2022, 27360), (2052, 26960), (2160, 25612), (2280, 24264), (2565, 21568), (2696, 20520), (2736, 20220), (2880, 19209), (3033, 18240), (3040, 18198), (3370, 16416), (3420, 16176), (3648, 15165), (4044, 13680), (4104, 13480), (4320, 12806), (4560, 12132), (5055, 10944), (5130, 10784), (5392, 10260), (5472, 10110), (6066, 9120), (6080, 9099), (6403, 8640), (6740, 8208), (6840, 8088)]