378881280

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:626

約数の個数: 288

約数和(自身を含む): 1417718400

約数和(自身を除く): 1038837120

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, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 577, 608, 640, 684, 720, 760, 768, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1154, 1216, 1280, 1368, 1440, 1520, 1710, 1728, 1731, 1824, 1920, 2052, 2160, 2280, 2304, 2308, 2432, 2565, 2736, 2880, 2885, 3040, 3420, 3456, 3462, 3648, 3840, 4104, 4320, 4560, 4616, 4864, 5130, 5193, 5472, 5760, 5770, 6080, 6840, 6912, 6924, 7296, 8208, 8640, 8655, 9120, 9232, 10260, 10386, 10944, 10963, 11520, 11540, 12160, 13680, 13848, 14592, 15579, 16416, 17280, 17310, 18240, 18464, 20520, 20772, 21888, 21926, 23080, 24320, 25965, 27360, 27696, 31158, 32832, 32889, 34560, 34620, 36480, 36928, 41040, 41544, 43776, 43852, 46160, 51930, 54720, 54815, 55392, 62316, 65664, 65778, 69240, 72960, 73856, 77895, 82080, 83088, 87704, 92320, 98667, 103860, 109440, 109630, 110784, 124632, 131328, 131556, 138480, 147712, 155790, 164160, 164445, 166176, 175408, 184640, 197334, 207720, 218880, 219260, 221568, 249264, 263112, 276960, 296001, 311580, 328320, 328890, 332352, 350816, 369280, 394668, 415440, 438520, 443136, 493335, 498528, 526224, 553920, 592002, 623160, 656640, 657780, 664704, 701632, 738560, 789336, 830880, 877040, 986670, 997056, 1052448, 1107840, 1184004, 1246320, 1315560, 1329408, 1403264, 1480005, 1578672, 1661760, 1754080, 1973340, 1994112, 2104896, 2215680, 2368008, 2492640, 2631120, 2806528, 2960010, 3157344, 3323520, 3508160, 3946680, 3988224, 4209792, 4736016, 4985280, 5262240, 5920020, 6314688, 6647040, 7016320, 7893360, 8419584, 9472032, 9970560, 10524480, 11840040, 12629376, 14032640, 15786720, 18944064, 19941120, 21048960, 23680080, 25258752, 31573440, 37888128, 42097920, 47360160, 63146880, 75776256, 94720320, 126293760, 189440640, 378881280]

約数ペア:

[(1, 378881280), (2, 189440640), (3, 126293760), (4, 94720320), (5, 75776256), (6, 63146880), (8, 47360160), (9, 42097920), (10, 37888128), (12, 31573440), (15, 25258752), (16, 23680080), (18, 21048960), (19, 19941120), (20, 18944064), (24, 15786720), (27, 14032640), (30, 12629376), (32, 11840040), (36, 10524480), (38, 9970560), (40, 9472032), (45, 8419584), (48, 7893360), (54, 7016320), (57, 6647040), (60, 6314688), (64, 5920020), (72, 5262240), (76, 4985280), (80, 4736016), (90, 4209792), (95, 3988224), (96, 3946680), (108, 3508160), (114, 3323520), (120, 3157344), (128, 2960010), (135, 2806528), (144, 2631120), (152, 2492640), (160, 2368008), (171, 2215680), (180, 2104896), (190, 1994112), (192, 1973340), (216, 1754080), (228, 1661760), (240, 1578672), (256, 1480005), (270, 1403264), (285, 1329408), (288, 1315560), (304, 1246320), (320, 1184004), (342, 1107840), (360, 1052448), (380, 997056), (384, 986670), (432, 877040), (456, 830880), (480, 789336), (513, 738560), (540, 701632), (570, 664704), (576, 657780), (577, 656640), (608, 623160), (640, 592002), (684, 553920), (720, 526224), (760, 498528), (768, 493335), (855, 443136), (864, 438520), (912, 415440), (960, 394668), (1026, 369280), (1080, 350816), (1140, 332352), (1152, 328890), (1154, 328320), (1216, 311580), (1280, 296001), (1368, 276960), (1440, 263112), (1520, 249264), (1710, 221568), (1728, 219260), (1731, 218880), (1824, 207720), (1920, 197334), (2052, 184640), (2160, 175408), (2280, 166176), (2304, 164445), (2308, 164160), (2432, 155790), (2565, 147712), (2736, 138480), (2880, 131556), (2885, 131328), (3040, 124632), (3420, 110784), (3456, 109630), (3462, 109440), (3648, 103860), (3840, 98667), (4104, 92320), (4320, 87704), (4560, 83088), (4616, 82080), (4864, 77895), (5130, 73856), (5193, 72960), (5472, 69240), (5760, 65778), (5770, 65664), (6080, 62316), (6840, 55392), (6912, 54815), (6924, 54720), (7296, 51930), (8208, 46160), (8640, 43852), (8655, 43776), (9120, 41544), (9232, 41040), (10260, 36928), (10386, 36480), (10944, 34620), (10963, 34560), (11520, 32889), (11540, 32832), (12160, 31158), (13680, 27696), (13848, 27360), (14592, 25965), (15579, 24320), (16416, 23080), (17280, 21926), (17310, 21888), (18240, 20772), (18464, 20520)]