978182920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 256

約数和(自身を含む): 2738292480

約数和(自身を除く): 1760109560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 41, 43, 44, 52, 55, 65, 82, 86, 88, 97, 104, 110, 130, 143, 164, 172, 194, 205, 215, 220, 260, 286, 328, 344, 388, 410, 430, 440, 451, 473, 485, 520, 533, 559, 572, 715, 776, 820, 860, 902, 946, 970, 1066, 1067, 1118, 1144, 1261, 1430, 1640, 1720, 1763, 1804, 1892, 1940, 2132, 2134, 2236, 2255, 2365, 2522, 2665, 2795, 2860, 3526, 3608, 3784, 3880, 3977, 4171, 4264, 4268, 4472, 4510, 4730, 5044, 5330, 5335, 5590, 5720, 5863, 6149, 6305, 7052, 7954, 8342, 8536, 8815, 9020, 9460, 10088, 10660, 10670, 11180, 11726, 12298, 12610, 13871, 14104, 15908, 16684, 17630, 18040, 18920, 19393, 19885, 20855, 21320, 21340, 22360, 22919, 23452, 24596, 25220, 27742, 29315, 30745, 31816, 33368, 35260, 38786, 39770, 41710, 42680, 43747, 45838, 45881, 46904, 49192, 50440, 51701, 54223, 55484, 58630, 61490, 69355, 70520, 77572, 79540, 83420, 87494, 91676, 91762, 96965, 103402, 108446, 110968, 114595, 117260, 122980, 138710, 155144, 159080, 166840, 171011, 174988, 183352, 183524, 193930, 206804, 216892, 218735, 229190, 229405, 234520, 245960, 252109, 258505, 271115, 277420, 342022, 349976, 367048, 387860, 413608, 433784, 437470, 458380, 458810, 504218, 517010, 542230, 554840, 568711, 596453, 684044, 775720, 855055, 874940, 916760, 917620, 1008436, 1034020, 1084460, 1137422, 1192906, 1260545, 1368088, 1710110, 1749880, 1835240, 1881121, 2016872, 2068040, 2168920, 2223143, 2274844, 2385812, 2521090, 2843555, 2982265, 3420220, 3762242, 4446286, 4549688, 4771624, 5042180, 5687110, 5964530, 6840440, 7524484, 8892572, 9405605, 10084360, 11115715, 11374220, 11929060, 15048968, 17785144, 18811210, 22231430, 22748440, 23858120, 24454573, 37622420, 44462860, 48909146, 75244840, 88925720, 97818292, 122272865, 195636584, 244545730, 489091460, 978182920]

約数ペア:

[(1, 978182920), (2, 489091460), (4, 244545730), (5, 195636584), (8, 122272865), (10, 97818292), (11, 88925720), (13, 75244840), (20, 48909146), (22, 44462860), (26, 37622420), (40, 24454573), (41, 23858120), (43, 22748440), (44, 22231430), (52, 18811210), (55, 17785144), (65, 15048968), (82, 11929060), (86, 11374220), (88, 11115715), (97, 10084360), (104, 9405605), (110, 8892572), (130, 7524484), (143, 6840440), (164, 5964530), (172, 5687110), (194, 5042180), (205, 4771624), (215, 4549688), (220, 4446286), (260, 3762242), (286, 3420220), (328, 2982265), (344, 2843555), (388, 2521090), (410, 2385812), (430, 2274844), (440, 2223143), (451, 2168920), (473, 2068040), (485, 2016872), (520, 1881121), (533, 1835240), (559, 1749880), (572, 1710110), (715, 1368088), (776, 1260545), (820, 1192906), (860, 1137422), (902, 1084460), (946, 1034020), (970, 1008436), (1066, 917620), (1067, 916760), (1118, 874940), (1144, 855055), (1261, 775720), (1430, 684044), (1640, 596453), (1720, 568711), (1763, 554840), (1804, 542230), (1892, 517010), (1940, 504218), (2132, 458810), (2134, 458380), (2236, 437470), (2255, 433784), (2365, 413608), (2522, 387860), (2665, 367048), (2795, 349976), (2860, 342022), (3526, 277420), (3608, 271115), (3784, 258505), (3880, 252109), (3977, 245960), (4171, 234520), (4264, 229405), (4268, 229190), (4472, 218735), (4510, 216892), (4730, 206804), (5044, 193930), (5330, 183524), (5335, 183352), (5590, 174988), (5720, 171011), (5863, 166840), (6149, 159080), (6305, 155144), (7052, 138710), (7954, 122980), (8342, 117260), (8536, 114595), (8815, 110968), (9020, 108446), (9460, 103402), (10088, 96965), (10660, 91762), (10670, 91676), (11180, 87494), (11726, 83420), (12298, 79540), (12610, 77572), (13871, 70520), (14104, 69355), (15908, 61490), (16684, 58630), (17630, 55484), (18040, 54223), (18920, 51701), (19393, 50440), (19885, 49192), (20855, 46904), (21320, 45881), (21340, 45838), (22360, 43747), (22919, 42680), (23452, 41710), (24596, 39770), (25220, 38786), (27742, 35260), (29315, 33368), (30745, 31816)]