262247440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1$

素因数の和:226

約数の個数: 240

約数和(自身を含む): 803841408

約数和(自身を除く): 541593968

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 163, 169, 170, 182, 208, 221, 238, 260, 272, 280, 326, 338, 340, 364, 442, 455, 476, 520, 560, 595, 652, 676, 680, 728, 815, 845, 884, 910, 952, 1040, 1105, 1141, 1183, 1190, 1304, 1352, 1360, 1456, 1547, 1630, 1690, 1768, 1820, 1904, 2119, 2210, 2282, 2366, 2380, 2608, 2704, 2771, 2873, 3094, 3260, 3380, 3536, 3640, 4238, 4420, 4564, 4732, 4760, 5542, 5705, 5746, 5915, 6188, 6520, 6760, 7280, 7735, 8476, 8840, 9128, 9464, 9520, 10595, 11084, 11410, 11492, 11830, 12376, 13040, 13520, 13855, 14365, 14833, 15470, 16952, 17680, 18256, 18928, 19397, 20111, 21190, 22168, 22820, 22984, 23660, 24752, 27547, 27710, 28730, 29666, 30940, 33904, 36023, 38794, 40222, 42380, 44336, 45640, 45968, 47320, 55094, 55420, 57460, 59332, 61880, 72046, 74165, 77588, 80444, 84760, 91280, 94640, 96985, 100555, 110188, 110840, 114920, 118664, 123760, 137735, 144092, 148330, 155176, 160888, 169520, 180115, 192829, 193970, 201110, 220376, 221680, 229840, 237328, 252161, 275470, 288184, 296660, 310352, 321776, 360230, 385658, 387940, 402220, 440752, 468299, 504322, 550940, 576368, 593320, 720460, 771316, 775880, 804440, 936598, 964145, 1008644, 1101880, 1186640, 1260805, 1440920, 1542632, 1551760, 1608880, 1873196, 1928290, 2017288, 2203760, 2341495, 2521610, 2881840, 3085264, 3278093, 3746392, 3856580, 4034576, 4682990, 5043220, 6556186, 7492784, 7713160, 9365980, 10086440, 13112372, 15426320, 16390465, 18731960, 20172880, 26224744, 32780930, 37463920, 52449488, 65561860, 131123720, 262247440]

約数ペア:

[(1, 262247440), (2, 131123720), (4, 65561860), (5, 52449488), (7, 37463920), (8, 32780930), (10, 26224744), (13, 20172880), (14, 18731960), (16, 16390465), (17, 15426320), (20, 13112372), (26, 10086440), (28, 9365980), (34, 7713160), (35, 7492784), (40, 6556186), (52, 5043220), (56, 4682990), (65, 4034576), (68, 3856580), (70, 3746392), (80, 3278093), (85, 3085264), (91, 2881840), (104, 2521610), (112, 2341495), (119, 2203760), (130, 2017288), (136, 1928290), (140, 1873196), (163, 1608880), (169, 1551760), (170, 1542632), (182, 1440920), (208, 1260805), (221, 1186640), (238, 1101880), (260, 1008644), (272, 964145), (280, 936598), (326, 804440), (338, 775880), (340, 771316), (364, 720460), (442, 593320), (455, 576368), (476, 550940), (520, 504322), (560, 468299), (595, 440752), (652, 402220), (676, 387940), (680, 385658), (728, 360230), (815, 321776), (845, 310352), (884, 296660), (910, 288184), (952, 275470), (1040, 252161), (1105, 237328), (1141, 229840), (1183, 221680), (1190, 220376), (1304, 201110), (1352, 193970), (1360, 192829), (1456, 180115), (1547, 169520), (1630, 160888), (1690, 155176), (1768, 148330), (1820, 144092), (1904, 137735), (2119, 123760), (2210, 118664), (2282, 114920), (2366, 110840), (2380, 110188), (2608, 100555), (2704, 96985), (2771, 94640), (2873, 91280), (3094, 84760), (3260, 80444), (3380, 77588), (3536, 74165), (3640, 72046), (4238, 61880), (4420, 59332), (4564, 57460), (4732, 55420), (4760, 55094), (5542, 47320), (5705, 45968), (5746, 45640), (5915, 44336), (6188, 42380), (6520, 40222), (6760, 38794), (7280, 36023), (7735, 33904), (8476, 30940), (8840, 29666), (9128, 28730), (9464, 27710), (9520, 27547), (10595, 24752), (11084, 23660), (11410, 22984), (11492, 22820), (11830, 22168), (12376, 21190), (13040, 20111), (13520, 19397), (13855, 18928), (14365, 18256), (14833, 17680), (15470, 16952)]