639570672

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:268

約数の個数: 240

約数和(自身を含む): 2027870208

約数和(自身を除く): 1388299536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 62, 72, 78, 93, 103, 104, 107, 117, 124, 144, 156, 186, 206, 208, 214, 234, 248, 279, 309, 312, 321, 372, 403, 412, 428, 468, 496, 558, 618, 624, 642, 744, 806, 824, 856, 927, 936, 963, 1116, 1209, 1236, 1284, 1339, 1391, 1488, 1612, 1648, 1712, 1854, 1872, 1926, 2232, 2418, 2472, 2568, 2678, 2782, 3193, 3224, 3317, 3627, 3708, 3852, 4017, 4173, 4464, 4836, 4944, 5136, 5356, 5564, 6386, 6448, 6634, 7254, 7416, 7704, 8034, 8346, 9579, 9672, 9951, 10712, 11021, 11128, 12051, 12519, 12772, 13268, 14508, 14832, 15408, 16068, 16692, 19158, 19344, 19902, 21424, 22042, 22256, 24102, 25038, 25544, 26536, 28737, 29016, 29853, 32136, 33063, 33384, 38316, 39804, 41509, 43121, 44084, 48204, 50076, 51088, 53072, 57474, 58032, 59706, 64272, 66126, 66768, 76632, 79608, 83018, 86242, 88168, 96408, 99189, 100152, 114948, 119412, 124527, 129363, 132252, 143273, 153264, 159216, 166036, 172484, 176336, 192816, 198378, 200304, 229896, 238824, 249054, 258726, 264504, 286546, 332072, 341651, 344968, 373581, 388089, 396756, 429819, 459792, 477648, 498108, 517452, 529008, 573092, 664144, 683302, 689936, 747162, 776178, 793512, 859638, 996216, 1024953, 1034904, 1146184, 1289457, 1366604, 1494324, 1552356, 1587024, 1719276, 1992432, 2049906, 2069808, 2292368, 2578914, 2733208, 2988648, 3074859, 3104712, 3438552, 4099812, 4441463, 5157828, 5466416, 5977296, 6149718, 6209424, 6877104, 8199624, 8882926, 10315656, 12299436, 13324389, 16399248, 17765852, 20631312, 24598872, 26648778, 35531704, 39973167, 49197744, 53297556, 71063408, 79946334, 106595112, 159892668, 213190224, 319785336, 639570672]

約数ペア:

[(1, 639570672), (2, 319785336), (3, 213190224), (4, 159892668), (6, 106595112), (8, 79946334), (9, 71063408), (12, 53297556), (13, 49197744), (16, 39973167), (18, 35531704), (24, 26648778), (26, 24598872), (31, 20631312), (36, 17765852), (39, 16399248), (48, 13324389), (52, 12299436), (62, 10315656), (72, 8882926), (78, 8199624), (93, 6877104), (103, 6209424), (104, 6149718), (107, 5977296), (117, 5466416), (124, 5157828), (144, 4441463), (156, 4099812), (186, 3438552), (206, 3104712), (208, 3074859), (214, 2988648), (234, 2733208), (248, 2578914), (279, 2292368), (309, 2069808), (312, 2049906), (321, 1992432), (372, 1719276), (403, 1587024), (412, 1552356), (428, 1494324), (468, 1366604), (496, 1289457), (558, 1146184), (618, 1034904), (624, 1024953), (642, 996216), (744, 859638), (806, 793512), (824, 776178), (856, 747162), (927, 689936), (936, 683302), (963, 664144), (1116, 573092), (1209, 529008), (1236, 517452), (1284, 498108), (1339, 477648), (1391, 459792), (1488, 429819), (1612, 396756), (1648, 388089), (1712, 373581), (1854, 344968), (1872, 341651), (1926, 332072), (2232, 286546), (2418, 264504), (2472, 258726), (2568, 249054), (2678, 238824), (2782, 229896), (3193, 200304), (3224, 198378), (3317, 192816), (3627, 176336), (3708, 172484), (3852, 166036), (4017, 159216), (4173, 153264), (4464, 143273), (4836, 132252), (4944, 129363), (5136, 124527), (5356, 119412), (5564, 114948), (6386, 100152), (6448, 99189), (6634, 96408), (7254, 88168), (7416, 86242), (7704, 83018), (8034, 79608), (8346, 76632), (9579, 66768), (9672, 66126), (9951, 64272), (10712, 59706), (11021, 58032), (11128, 57474), (12051, 53072), (12519, 51088), (12772, 50076), (13268, 48204), (14508, 44084), (14832, 43121), (15408, 41509), (16068, 39804), (16692, 38316), (19158, 33384), (19344, 33063), (19902, 32136), (21424, 29853), (22042, 29016), (22256, 28737), (24102, 26536), (25038, 25544)]