1640789645040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7001}}^1$

素因数の和:7127

約数の個数: 960

約数和(自身を含む): 7016138438400

約数和(自身を除く): 5375348793360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 49, 52, 56, 60, 63, 65, 70, 72, 73, 78, 80, 84, 90, 91, 98, 104, 105, 112, 117, 120, 126, 130, 140, 144, 146, 147, 156, 168, 180, 182, 195, 196, 208, 210, 219, 234, 240, 245, 252, 260, 273, 280, 292, 294, 312, 315, 336, 343, 360, 364, 365, 390, 392, 420, 438, 441, 455, 468, 490, 504, 511, 520, 546, 560, 584, 585, 588, 624, 630, 637, 657, 686, 720, 728, 730, 735, 780, 784, 819, 840, 876, 882, 910, 936, 949, 980, 1008, 1022, 1029, 1040, 1092, 1095, 1168, 1170, 1176, 1260, 1274, 1314, 1365, 1372, 1456, 1460, 1470, 1533, 1560, 1638, 1680, 1715, 1752, 1764, 1820, 1872, 1898, 1911, 1960, 2044, 2058, 2184, 2190, 2205, 2340, 2352, 2520, 2548, 2555, 2628, 2730, 2744, 2847, 2920, 2940, 3066, 3087, 3120, 3185, 3276, 3285, 3430, 3504, 3528, 3577, 3640, 3796, 3822, 3920, 4088, 4095, 4116, 4368, 4380, 4410, 4459, 4599, 4680, 4745, 5040, 5096, 5110, 5145, 5256, 5460, 5488, 5694, 5733, 5840, 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約数ペア:

[(1, 1640789645040), (2, 820394822520), (3, 546929881680), (4, 410197411260), (5, 328157929008), (6, 273464940840), (7, 234398520720), (8, 205098705630), (9, 182309960560), (10, 164078964504), (12, 136732470420), (13, 126214588080), (14, 117199260360), (15, 109385976336), (16, 102549352815), (18, 91154980280), (20, 82039482252), (21, 78132840240), (24, 68366235210), (26, 63107294040), (28, 58599630180), (30, 54692988168), (35, 46879704144), (36, 45577490140), (39, 42071529360), (40, 41019741126), (42, 39066420120), (45, 36461992112), (48, 34183117605), (49, 33485502960), (52, 31553647020), (56, 29299815090), (60, 27346494084), (63, 26044280080), (65, 25242917616), (70, 23439852072), (72, 22788745070), (73, 22476570480), (78, 21035764680), (80, 20509870563), (84, 19533210060), (90, 18230996056), (91, 18030655440), (98, 16742751480), (104, 15776823510), (105, 15626568048), (112, 14649907545), (117, 14023843120), (120, 13673247042), (126, 13022140040), (130, 12621458808), (140, 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(375585, 4368624), (392056, 4185090), (398580, 4116588), (400624, 4095585), (401310, 4088584), (418509, 3920560), (420060, 3906084), (429240, 3822546), (441063, 3720080), (450702, 3640520), (455065, 3605616), (458640, 3577511), (465010, 3528504), (478296, 3430490), (490070, 3348072), (500780, 3276468), (504072, 3255070), (511073, 3210480), (515088, 3185455), (531440, 3087441), (535080, 3066438), (546078, 3004680), (558012, 2940420), (560080, 2929563), (588084, 2790060), (597870, 2744392), (600936, 2730390), (630090, 2604056), (637091, 2575440), (642096, 2555365), (643860, 2548364), (651014, 2520360), (683280, 2401343), (686098, 2391480), (697515, 2352336), (728104, 2253510), (735105, 2232048), (744016, 2205315), (751170, 2184312), (784112, 2092545), (797160, 2058294), (802620, 2044292), (819117, 2003120), (837018, 1960280), (840120, 1953042), (858480, 1911273), (882126, 1860040), (901404, 1820260), (910130, 1802808), (930020, 1764252), (956592, 1715245), (976521, 1680240), (980140, 1674036), (1001560, 1638234), (1008144, 1627535), (1022146, 1605240), (1029147, 1594320), (1070160, 1533219), (1092156, 1502340), (1116024, 1470210), (1126755, 1456208), (1176168, 1395030), (1195740, 1372196), (1201872, 1365195), (1260180, 1302028), (1274182, 1287720)]