28855504080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{15649}}^1$

素因数の和:15878

約数の個数: 240

約数和(自身を含む): 104897192400

約数和(自身を除く): 76041688320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 197, 208, 234, 240, 260, 312, 360, 390, 394, 468, 520, 585, 591, 624, 720, 780, 788, 936, 985, 1040, 1170, 1182, 1560, 1576, 1773, 1872, 1970, 2340, 2364, 2561, 2955, 3120, 3152, 3546, 3940, 4680, 4728, 5122, 5910, 7092, 7683, 7880, 8865, 9360, 9456, 10244, 11820, 12805, 14184, 15366, 15649, 15760, 17730, 20488, 23049, 23640, 25610, 28368, 30732, 31298, 35460, 38415, 40976, 46098, 46947, 47280, 51220, 61464, 62596, 70920, 76830, 78245, 92196, 93894, 102440, 115245, 122928, 125192, 140841, 141840, 153660, 156490, 184392, 187788, 203437, 204880, 230490, 234735, 250384, 281682, 307320, 312980, 368784, 375576, 406874, 460980, 469470, 563364, 610311, 614640, 625960, 704205, 751152, 813748, 921960, 938940, 1017185, 1126728, 1220622, 1251920, 1408410, 1627496, 1830933, 1843920, 1877880, 2034370, 2253456, 2441244, 2816820, 3051555, 3082853, 3254992, 3661866, 3755760, 4068740, 4882488, 5633640, 6103110, 6165706, 7323732, 8137480, 9154665, 9248559, 9764976, 11267280, 12206220, 12331412, 14647464, 15414265, 16274960, 18309330, 18497118, 24412440, 24662824, 27745677, 29294928, 30828530, 36618660, 36994236, 40077089, 46242795, 48824880, 49325648, 55491354, 61657060, 73237320, 73988472, 80154178, 92485590, 110982708, 120231267, 123314120, 138728385, 146474640, 147976944, 160308356, 184971180, 200385445, 221965416, 240462534, 246628240, 277456770, 320616712, 360693801, 369942360, 400770890, 443930832, 480925068, 554913540, 601156335, 641233424, 721387602, 739884720, 801541780, 961850136, 1109827080, 1202312670, 1442775204, 1603083560, 1803469005, 1923700272, 2219654160, 2404625340, 2885550408, 3206167120, 3606938010, 4809250680, 5771100816, 7213876020, 9618501360, 14427752040, 28855504080]

約数ペア:

[(1, 28855504080), (2, 14427752040), (3, 9618501360), (4, 7213876020), (5, 5771100816), (6, 4809250680), (8, 3606938010), (9, 3206167120), (10, 2885550408), (12, 2404625340), (13, 2219654160), (15, 1923700272), (16, 1803469005), (18, 1603083560), (20, 1442775204), (24, 1202312670), (26, 1109827080), (30, 961850136), (36, 801541780), (39, 739884720), (40, 721387602), (45, 641233424), (48, 601156335), (52, 554913540), (60, 480925068), (65, 443930832), (72, 400770890), (78, 369942360), (80, 360693801), (90, 320616712), (104, 277456770), (117, 246628240), (120, 240462534), (130, 221965416), (144, 200385445), (156, 184971180), (180, 160308356), (195, 147976944), (197, 146474640), (208, 138728385), (234, 123314120), (240, 120231267), (260, 110982708), (312, 92485590), (360, 80154178), (390, 73988472), (394, 73237320), (468, 61657060), (520, 55491354), (585, 49325648), (591, 48824880), (624, 46242795), (720, 40077089), (780, 36994236), (788, 36618660), (936, 30828530), (985, 29294928), (1040, 27745677), (1170, 24662824), (1182, 24412440), (1560, 18497118), (1576, 18309330), (1773, 16274960), (1872, 15414265), (1970, 14647464), (2340, 12331412), (2364, 12206220), (2561, 11267280), (2955, 9764976), (3120, 9248559), (3152, 9154665), (3546, 8137480), (3940, 7323732), (4680, 6165706), (4728, 6103110), (5122, 5633640), (5910, 4882488), (7092, 4068740), (7683, 3755760), (7880, 3661866), (8865, 3254992), (9360, 3082853), (9456, 3051555), (10244, 2816820), (11820, 2441244), (12805, 2253456), (14184, 2034370), (15366, 1877880), (15649, 1843920), (15760, 1830933), (17730, 1627496), (20488, 1408410), (23049, 1251920), (23640, 1220622), (25610, 1126728), (28368, 1017185), (30732, 938940), (31298, 921960), (35460, 813748), (38415, 751152), (40976, 704205), (46098, 625960), (46947, 614640), (47280, 610311), (51220, 563364), (61464, 469470), (62596, 460980), (70920, 406874), (76830, 375576), (78245, 368784), (92196, 312980), (93894, 307320), (102440, 281682), (115245, 250384), (122928, 234735), (125192, 230490), (140841, 204880), (141840, 203437), (153660, 187788), (156490, 184392)]