21947869008

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1409}}^1$

素因数の和:1646

約数の個数: 240

約数和(自身を含む): 67873937040

約数和(自身を除く): 45926068032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 53, 72, 78, 104, 106, 117, 144, 156, 157, 159, 208, 212, 234, 312, 314, 318, 424, 468, 471, 477, 624, 628, 636, 689, 848, 936, 942, 954, 1256, 1272, 1378, 1409, 1413, 1872, 1884, 1908, 2041, 2067, 2512, 2544, 2756, 2818, 2826, 3768, 3816, 4082, 4134, 4227, 5512, 5636, 5652, 6123, 6201, 7536, 7632, 8164, 8268, 8321, 8454, 11024, 11272, 11304, 12246, 12402, 12681, 16328, 16536, 16642, 16908, 18317, 18369, 22544, 22608, 24492, 24804, 24963, 25362, 32656, 33072, 33284, 33816, 36634, 36738, 48984, 49608, 49926, 50724, 54951, 66568, 67632, 73268, 73476, 74677, 74889, 97968, 99216, 99852, 101448, 108173, 109902, 133136, 146536, 146952, 149354, 149778, 164853, 199704, 202896, 216346, 219804, 221213, 224031, 293072, 293904, 298708, 299556, 324519, 329706, 399408, 432692, 439608, 442426, 448062, 597416, 599112, 649038, 659412, 663639, 672093, 865384, 879216, 884852, 896124, 970801, 973557, 1194832, 1198224, 1298076, 1318824, 1327278, 1344186, 1730768, 1769704, 1792248, 1941602, 1947114, 1990917, 2596152, 2637648, 2654556, 2688372, 2875769, 2912403, 3539408, 3584496, 3883204, 3894228, 3981834, 5192304, 5309112, 5376744, 5751538, 5824806, 7766408, 7788456, 7963668, 8627307, 8737209, 10618224, 10753488, 11503076, 11649612, 11724289, 15532816, 15576912, 15927336, 17254614, 17474418, 23006152, 23299224, 23448578, 25881921, 31854672, 34509228, 34948836, 35172867, 46012304, 46598448, 46897156, 51763842, 69018456, 69897672, 70345734, 93794312, 103527684, 105518601, 138036912, 139795344, 140691468, 152415757, 187588624, 207055368, 211037202, 281382936, 304831514, 414110736, 422074404, 457247271, 562765872, 609663028, 844148808, 914494542, 1219326056, 1371741813, 1688297616, 1828989084, 2438652112, 2743483626, 3657978168, 5486967252, 7315956336, 10973934504, 21947869008]

約数ペア:

[(1, 21947869008), (2, 10973934504), (3, 7315956336), (4, 5486967252), (6, 3657978168), (8, 2743483626), (9, 2438652112), (12, 1828989084), (13, 1688297616), (16, 1371741813), (18, 1219326056), (24, 914494542), (26, 844148808), (36, 609663028), (39, 562765872), (48, 457247271), (52, 422074404), (53, 414110736), (72, 304831514), (78, 281382936), (104, 211037202), (106, 207055368), (117, 187588624), (144, 152415757), (156, 140691468), (157, 139795344), (159, 138036912), (208, 105518601), (212, 103527684), (234, 93794312), (312, 70345734), (314, 69897672), (318, 69018456), (424, 51763842), (468, 46897156), (471, 46598448), (477, 46012304), (624, 35172867), (628, 34948836), (636, 34509228), (689, 31854672), (848, 25881921), (936, 23448578), (942, 23299224), (954, 23006152), (1256, 17474418), (1272, 17254614), (1378, 15927336), (1409, 15576912), (1413, 15532816), (1872, 11724289), (1884, 11649612), (1908, 11503076), (2041, 10753488), (2067, 10618224), (2512, 8737209), (2544, 8627307), (2756, 7963668), (2818, 7788456), (2826, 7766408), (3768, 5824806), (3816, 5751538), (4082, 5376744), (4134, 5309112), (4227, 5192304), (5512, 3981834), (5636, 3894228), (5652, 3883204), (6123, 3584496), (6201, 3539408), (7536, 2912403), (7632, 2875769), (8164, 2688372), (8268, 2654556), (8321, 2637648), (8454, 2596152), (11024, 1990917), (11272, 1947114), (11304, 1941602), (12246, 1792248), (12402, 1769704), (12681, 1730768), (16328, 1344186), (16536, 1327278), (16642, 1318824), (16908, 1298076), (18317, 1198224), (18369, 1194832), (22544, 973557), (22608, 970801), (24492, 896124), (24804, 884852), (24963, 879216), (25362, 865384), (32656, 672093), (33072, 663639), (33284, 659412), (33816, 649038), (36634, 599112), (36738, 597416), (48984, 448062), (49608, 442426), (49926, 439608), (50724, 432692), (54951, 399408), (66568, 329706), (67632, 324519), (73268, 299556), (73476, 298708), (74677, 293904), (74889, 293072), (97968, 224031), (99216, 221213), (99852, 219804), (101448, 216346), (108173, 202896), (109902, 199704), (133136, 164853), (146536, 149778), (146952, 149354)]