664551720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{373}}^1$

素因数の和:505

約数の個数: 288

約数和(自身を含む): 2544090120

約数和(自身を除く): 1879538400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 101, 105, 120, 126, 140, 147, 168, 180, 196, 202, 210, 245, 252, 280, 294, 303, 315, 360, 373, 392, 404, 420, 441, 490, 504, 505, 588, 606, 630, 707, 735, 746, 808, 840, 882, 909, 980, 1010, 1119, 1176, 1212, 1260, 1414, 1470, 1492, 1515, 1764, 1818, 1865, 1960, 2020, 2121, 2205, 2238, 2424, 2520, 2611, 2828, 2940, 2984, 3030, 3357, 3528, 3535, 3636, 3730, 4040, 4242, 4410, 4476, 4545, 4949, 5222, 5595, 5656, 5880, 6060, 6363, 6714, 7070, 7272, 7460, 7833, 8484, 8820, 8952, 9090, 9898, 10444, 10605, 11190, 12120, 12726, 13055, 13428, 14140, 14847, 14920, 15666, 16785, 16968, 17640, 18180, 18277, 19796, 20888, 21210, 22380, 23499, 24745, 25452, 26110, 26856, 28280, 29694, 31332, 31815, 33570, 36360, 36554, 37673, 39165, 39592, 42420, 44541, 44760, 46998, 49490, 50904, 52220, 54831, 59388, 62664, 63630, 67140, 73108, 74235, 75346, 78330, 84840, 89082, 91385, 93996, 98980, 104440, 109662, 113019, 117495, 118776, 127260, 134280, 146216, 148470, 150692, 156660, 164493, 178164, 182770, 187992, 188365, 197960, 219324, 222705, 226038, 234990, 254520, 263711, 274155, 296940, 301384, 313320, 328986, 339057, 356328, 365540, 376730, 438648, 445410, 452076, 469980, 527422, 548310, 565095, 593880, 657972, 678114, 731080, 753460, 791133, 822465, 890820, 904152, 939960, 1054844, 1096620, 1130190, 1315944, 1318555, 1356228, 1506920, 1582266, 1644930, 1695285, 1781640, 1845977, 2109688, 2193240, 2260380, 2373399, 2637110, 2712456, 3164532, 3289860, 3390570, 3691954, 3955665, 4520760, 4746798, 5274220, 5537931, 6329064, 6579720, 6781140, 7383908, 7911330, 9229885, 9493596, 10548440, 11075862, 11866995, 13562280, 14767816, 15822660, 16613793, 18459770, 18987192, 22151724, 23733990, 27689655, 31645320, 33227586, 36919540, 44303448, 47467980, 55379310, 66455172, 73839080, 83068965, 94935960, 110758620, 132910344, 166137930, 221517240, 332275860, 664551720]

約数ペア:

[(1, 664551720), (2, 332275860), (3, 221517240), (4, 166137930), (5, 132910344), (6, 110758620), (7, 94935960), (8, 83068965), (9, 73839080), (10, 66455172), (12, 55379310), (14, 47467980), (15, 44303448), (18, 36919540), (20, 33227586), (21, 31645320), (24, 27689655), (28, 23733990), (30, 22151724), (35, 18987192), (36, 18459770), (40, 16613793), (42, 15822660), (45, 14767816), (49, 13562280), (56, 11866995), (60, 11075862), (63, 10548440), (70, 9493596), (72, 9229885), (84, 7911330), (90, 7383908), (98, 6781140), (101, 6579720), (105, 6329064), (120, 5537931), (126, 5274220), (140, 4746798), (147, 4520760), (168, 3955665), (180, 3691954), (196, 3390570), (202, 3289860), (210, 3164532), (245, 2712456), (252, 2637110), (280, 2373399), (294, 2260380), (303, 2193240), (315, 2109688), (360, 1845977), (373, 1781640), (392, 1695285), (404, 1644930), (420, 1582266), (441, 1506920), (490, 1356228), (504, 1318555), (505, 1315944), (588, 1130190), (606, 1096620), (630, 1054844), (707, 939960), (735, 904152), (746, 890820), (808, 822465), (840, 791133), (882, 753460), (909, 731080), (980, 678114), (1010, 657972), (1119, 593880), (1176, 565095), (1212, 548310), (1260, 527422), (1414, 469980), (1470, 452076), (1492, 445410), (1515, 438648), (1764, 376730), (1818, 365540), (1865, 356328), (1960, 339057), (2020, 328986), (2121, 313320), (2205, 301384), (2238, 296940), (2424, 274155), (2520, 263711), (2611, 254520), (2828, 234990), (2940, 226038), (2984, 222705), (3030, 219324), (3357, 197960), (3528, 188365), (3535, 187992), (3636, 182770), (3730, 178164), (4040, 164493), (4242, 156660), (4410, 150692), (4476, 148470), (4545, 146216), (4949, 134280), (5222, 127260), (5595, 118776), (5656, 117495), (5880, 113019), (6060, 109662), (6363, 104440), (6714, 98980), (7070, 93996), (7272, 91385), (7460, 89082), (7833, 84840), (8484, 78330), (8820, 75346), (8952, 74235), (9090, 73108), (9898, 67140), (10444, 63630), (10605, 62664), (11190, 59388), (12120, 54831), (12726, 52220), (13055, 50904), (13428, 49490), (14140, 46998), (14847, 44760), (14920, 44541), (15666, 42420), (16785, 39592), (16968, 39165), (17640, 37673), (18180, 36554), (18277, 36360), (19796, 33570), (20888, 31815), (21210, 31332), (22380, 29694), (23499, 28280), (24745, 26856), (25452, 26110)]