3311660720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{6719}}^1$

素因数の和:6894

約数の個数: 80

約数和(自身を含む): 7904494080

約数和(自身を除く): 4592833360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 101, 122, 202, 244, 305, 404, 488, 505, 610, 808, 976, 1010, 1220, 1616, 2020, 2440, 4040, 4880, 6161, 6719, 8080, 12322, 13438, 24644, 26876, 30805, 33595, 49288, 53752, 61610, 67190, 98576, 107504, 123220, 134380, 246440, 268760, 409859, 492880, 537520, 678619, 819718, 1357238, 1639436, 2049295, 2714476, 3278872, 3393095, 4098590, 5428952, 6557744, 6786190, 8197180, 10857904, 13572380, 16394360, 27144760, 32788720, 41395759, 54289520, 82791518, 165583036, 206978795, 331166072, 413957590, 662332144, 827915180, 1655830360, 3311660720]

約数ペア:

[(1, 3311660720), (2, 1655830360), (4, 827915180), (5, 662332144), (8, 413957590), (10, 331166072), (16, 206978795), (20, 165583036), (40, 82791518), (61, 54289520), (80, 41395759), (101, 32788720), (122, 27144760), (202, 16394360), (244, 13572380), (305, 10857904), (404, 8197180), (488, 6786190), (505, 6557744), (610, 5428952), (808, 4098590), (976, 3393095), (1010, 3278872), (1220, 2714476), (1616, 2049295), (2020, 1639436), (2440, 1357238), (4040, 819718), (4880, 678619), (6161, 537520), (6719, 492880), (8080, 409859), (12322, 268760), (13438, 246440), (24644, 134380), (26876, 123220), (30805, 107504), (33595, 98576), (49288, 67190), (53752, 61610)]