80440360

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:97

約数の個数: 256

約数和(自身を含む): 254016000

約数和(自身を除く): 173575640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 41, 44, 49, 52, 55, 56, 65, 70, 77, 82, 88, 91, 98, 104, 110, 130, 140, 143, 154, 164, 182, 196, 205, 220, 245, 260, 280, 286, 287, 308, 328, 343, 364, 385, 392, 410, 440, 451, 455, 490, 520, 533, 539, 572, 574, 616, 637, 686, 715, 728, 770, 820, 902, 910, 980, 1001, 1066, 1078, 1144, 1148, 1274, 1372, 1430, 1435, 1540, 1640, 1715, 1804, 1820, 1960, 2002, 2009, 2132, 2156, 2255, 2296, 2548, 2665, 2695, 2744, 2860, 2870, 3080, 3157, 3185, 3430, 3608, 3640, 3731, 3773, 4004, 4018, 4264, 4312, 4459, 4510, 5005, 5096, 5330, 5390, 5720, 5740, 5863, 6314, 6370, 6860, 7007, 7462, 7546, 8008, 8036, 8918, 9020, 10010, 10045, 10660, 10780, 11480, 11726, 12628, 12740, 13720, 14014, 14063, 14924, 15092, 15785, 16072, 17836, 18040, 18655, 18865, 20020, 20090, 21320, 21560, 22099, 22295, 23452, 25256, 25480, 26117, 28028, 28126, 29315, 29848, 30184, 31570, 35035, 35672, 37310, 37730, 40040, 40180, 41041, 44198, 44590, 46904, 49049, 52234, 56056, 56252, 58630, 63140, 70070, 70315, 74620, 75460, 80360, 82082, 88396, 89180, 98098, 104468, 110495, 112504, 117260, 126280, 130585, 140140, 140630, 149240, 150920, 154693, 164164, 176792, 178360, 182819, 196196, 205205, 208936, 220990, 234520, 245245, 261170, 280280, 281260, 287287, 309386, 328328, 365638, 392392, 410410, 441980, 490490, 522340, 562520, 574574, 618772, 731276, 773465, 820820, 883960, 914095, 980980, 1044680, 1149148, 1237544, 1436435, 1462552, 1546930, 1641640, 1828190, 1961960, 2011009, 2298296, 2872870, 3093860, 3656380, 4022018, 5745740, 6187720, 7312760, 8044036, 10055045, 11491480, 16088072, 20110090, 40220180, 80440360]

約数ペア:

[(1, 80440360), (2, 40220180), (4, 20110090), (5, 16088072), (7, 11491480), (8, 10055045), (10, 8044036), (11, 7312760), (13, 6187720), (14, 5745740), (20, 4022018), (22, 3656380), (26, 3093860), (28, 2872870), (35, 2298296), (40, 2011009), (41, 1961960), (44, 1828190), (49, 1641640), (52, 1546930), (55, 1462552), (56, 1436435), (65, 1237544), (70, 1149148), (77, 1044680), (82, 980980), (88, 914095), (91, 883960), (98, 820820), (104, 773465), (110, 731276), (130, 618772), (140, 574574), (143, 562520), (154, 522340), (164, 490490), (182, 441980), (196, 410410), (205, 392392), (220, 365638), (245, 328328), (260, 309386), (280, 287287), (286, 281260), (287, 280280), (308, 261170), (328, 245245), (343, 234520), (364, 220990), (385, 208936), (392, 205205), (410, 196196), (440, 182819), (451, 178360), (455, 176792), (490, 164164), (520, 154693), (533, 150920), (539, 149240), (572, 140630), (574, 140140), (616, 130585), (637, 126280), (686, 117260), (715, 112504), (728, 110495), (770, 104468), (820, 98098), (902, 89180), (910, 88396), (980, 82082), (1001, 80360), (1066, 75460), (1078, 74620), (1144, 70315), (1148, 70070), (1274, 63140), (1372, 58630), (1430, 56252), (1435, 56056), (1540, 52234), (1640, 49049), (1715, 46904), (1804, 44590), (1820, 44198), (1960, 41041), (2002, 40180), (2009, 40040), (2132, 37730), (2156, 37310), (2255, 35672), (2296, 35035), (2548, 31570), (2665, 30184), (2695, 29848), (2744, 29315), (2860, 28126), (2870, 28028), (3080, 26117), (3157, 25480), (3185, 25256), (3430, 23452), (3608, 22295), (3640, 22099), (3731, 21560), (3773, 21320), (4004, 20090), (4018, 20020), (4264, 18865), (4312, 18655), (4459, 18040), (4510, 17836), (5005, 16072), (5096, 15785), (5330, 15092), (5390, 14924), (5720, 14063), (5740, 14014), (5863, 13720), (6314, 12740), (6370, 12628), (6860, 11726), (7007, 11480), (7462, 10780), (7546, 10660), (8008, 10045), (8036, 10010), (8918, 9020)]