667879920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 2314664352

約数和(自身を除く): 1646784432

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 73, 80, 90, 97, 120, 131, 144, 146, 180, 194, 219, 240, 262, 291, 292, 360, 365, 388, 393, 438, 485, 524, 582, 584, 655, 657, 720, 730, 776, 786, 873, 876, 970, 1048, 1095, 1164, 1168, 1179, 1310, 1314, 1455, 1460, 1552, 1572, 1746, 1752, 1940, 1965, 2096, 2190, 2328, 2358, 2620, 2628, 2910, 2920, 3144, 3285, 3492, 3504, 3880, 3930, 4365, 4380, 4656, 4716, 5240, 5256, 5820, 5840, 5895, 6288, 6570, 6984, 7081, 7760, 7860, 8730, 8760, 9432, 9563, 10480, 10512, 11640, 11790, 12707, 13140, 13968, 14162, 15720, 17460, 17520, 18864, 19126, 21243, 23280, 23580, 25414, 26280, 28324, 28689, 31440, 34920, 35405, 38121, 38252, 42486, 47160, 47815, 50828, 52560, 56648, 57378, 63535, 63729, 69840, 70810, 76242, 76504, 84972, 86067, 94320, 95630, 101656, 106215, 113296, 114363, 114756, 127070, 127458, 141620, 143445, 152484, 153008, 169944, 172134, 190605, 191260, 203312, 212430, 228726, 229512, 254140, 254916, 283240, 286890, 304968, 318645, 339888, 344268, 381210, 382520, 424860, 430335, 457452, 459024, 508280, 509832, 566480, 571815, 573780, 609936, 637290, 688536, 762420, 765040, 849720, 860670, 914904, 927611, 1016560, 1019664, 1143630, 1147560, 1274580, 1377072, 1524840, 1699440, 1721340, 1829808, 1855222, 2287260, 2295120, 2549160, 2782833, 3049680, 3442680, 3710444, 4574520, 4638055, 5098320, 5565666, 6885360, 7420888, 8348499, 9149040, 9276110, 11131332, 13914165, 14841776, 16696998, 18552220, 22262664, 27828330, 33393996, 37104440, 41742495, 44525328, 55656660, 66787992, 74208880, 83484990, 111313320, 133575984, 166969980, 222626640, 333939960, 667879920]

約数ペア:

[(1, 667879920), (2, 333939960), (3, 222626640), (4, 166969980), (5, 133575984), (6, 111313320), (8, 83484990), (9, 74208880), (10, 66787992), (12, 55656660), (15, 44525328), (16, 41742495), (18, 37104440), (20, 33393996), (24, 27828330), (30, 22262664), (36, 18552220), (40, 16696998), (45, 14841776), (48, 13914165), (60, 11131332), (72, 9276110), (73, 9149040), (80, 8348499), (90, 7420888), (97, 6885360), (120, 5565666), (131, 5098320), (144, 4638055), (146, 4574520), (180, 3710444), (194, 3442680), (219, 3049680), (240, 2782833), (262, 2549160), (291, 2295120), (292, 2287260), (360, 1855222), (365, 1829808), (388, 1721340), (393, 1699440), (438, 1524840), (485, 1377072), (524, 1274580), (582, 1147560), (584, 1143630), (655, 1019664), (657, 1016560), (720, 927611), (730, 914904), (776, 860670), (786, 849720), (873, 765040), (876, 762420), (970, 688536), (1048, 637290), (1095, 609936), (1164, 573780), (1168, 571815), (1179, 566480), (1310, 509832), (1314, 508280), (1455, 459024), (1460, 457452), (1552, 430335), (1572, 424860), (1746, 382520), (1752, 381210), (1940, 344268), (1965, 339888), (2096, 318645), (2190, 304968), (2328, 286890), (2358, 283240), (2620, 254916), (2628, 254140), (2910, 229512), (2920, 228726), (3144, 212430), (3285, 203312), (3492, 191260), (3504, 190605), (3880, 172134), (3930, 169944), (4365, 153008), (4380, 152484), (4656, 143445), (4716, 141620), (5240, 127458), (5256, 127070), (5820, 114756), (5840, 114363), (5895, 113296), (6288, 106215), (6570, 101656), (6984, 95630), (7081, 94320), (7760, 86067), (7860, 84972), (8730, 76504), (8760, 76242), (9432, 70810), (9563, 69840), (10480, 63729), (10512, 63535), (11640, 57378), (11790, 56648), (12707, 52560), (13140, 50828), (13968, 47815), (14162, 47160), (15720, 42486), (17460, 38252), (17520, 38121), (18864, 35405), (19126, 34920), (21243, 31440), (23280, 28689), (23580, 28324), (25414, 26280)]