660003408

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:633

約数の個数: 120

約数和(自身を含む): 1891340256

約数和(自身を除く): 1231336848

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 227, 244, 331, 366, 454, 488, 549, 662, 681, 732, 908, 976, 993, 1098, 1324, 1362, 1464, 1816, 1986, 2043, 2196, 2648, 2724, 2928, 2979, 3632, 3972, 4086, 4392, 5296, 5448, 5958, 7944, 8172, 8784, 10896, 11916, 13847, 15888, 16344, 20191, 23832, 27694, 32688, 40382, 41541, 47664, 55388, 60573, 75137, 80764, 83082, 110776, 121146, 124623, 150274, 161528, 166164, 181719, 221552, 225411, 242292, 249246, 300548, 323056, 332328, 363438, 450822, 484584, 498492, 601096, 664656, 676233, 726876, 901644, 969168, 996984, 1202192, 1352466, 1453752, 1803288, 1993968, 2704932, 2907504, 3606576, 4583357, 5409864, 9166714, 10819728, 13750071, 18333428, 27500142, 36666856, 41250213, 55000284, 73333712, 82500426, 110000568, 165000852, 220001136, 330001704, 660003408]

約数ペア:

[(1, 660003408), (2, 330001704), (3, 220001136), (4, 165000852), (6, 110000568), (8, 82500426), (9, 73333712), (12, 55000284), (16, 41250213), (18, 36666856), (24, 27500142), (36, 18333428), (48, 13750071), (61, 10819728), (72, 9166714), (122, 5409864), (144, 4583357), (183, 3606576), (227, 2907504), (244, 2704932), (331, 1993968), (366, 1803288), (454, 1453752), (488, 1352466), (549, 1202192), (662, 996984), (681, 969168), (732, 901644), (908, 726876), (976, 676233), (993, 664656), (1098, 601096), (1324, 498492), (1362, 484584), (1464, 450822), (1816, 363438), (1986, 332328), (2043, 323056), (2196, 300548), (2648, 249246), (2724, 242292), (2928, 225411), (2979, 221552), (3632, 181719), (3972, 166164), (4086, 161528), (4392, 150274), (5296, 124623), (5448, 121146), (5958, 110776), (7944, 83082), (8172, 80764), (8784, 75137), (10896, 60573), (11916, 55388), (13847, 47664), (15888, 41541), (16344, 40382), (20191, 32688), (23832, 27694)]