81448140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{293}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 236488896

約数和(自身を除く): 155040756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 113, 123, 164, 205, 226, 246, 293, 339, 410, 452, 492, 565, 586, 615, 678, 820, 879, 1130, 1172, 1230, 1356, 1465, 1695, 1758, 2260, 2460, 2930, 3390, 3516, 4395, 4633, 5860, 6780, 8790, 9266, 12013, 13899, 17580, 18532, 23165, 24026, 27798, 33109, 36039, 46330, 48052, 55596, 60065, 66218, 69495, 72078, 92660, 99327, 120130, 132436, 138990, 144156, 165545, 180195, 198654, 240260, 277980, 331090, 360390, 397308, 496635, 662180, 720780, 993270, 1357469, 1986540, 2714938, 4072407, 5429876, 6787345, 8144814, 13574690, 16289628, 20362035, 27149380, 40724070, 81448140]

約数ペア:

[(1, 81448140), (2, 40724070), (3, 27149380), (4, 20362035), (5, 16289628), (6, 13574690), (10, 8144814), (12, 6787345), (15, 5429876), (20, 4072407), (30, 2714938), (41, 1986540), (60, 1357469), (82, 993270), (113, 720780), (123, 662180), (164, 496635), (205, 397308), (226, 360390), (246, 331090), (293, 277980), (339, 240260), (410, 198654), (452, 180195), (492, 165545), (565, 144156), (586, 138990), (615, 132436), (678, 120130), (820, 99327), (879, 92660), (1130, 72078), (1172, 69495), (1230, 66218), (1356, 60065), (1465, 55596), (1695, 48052), (1758, 46330), (2260, 36039), (2460, 33109), (2930, 27798), (3390, 24026), (3516, 23165), (4395, 18532), (4633, 17580), (5860, 13899), (6780, 12013), (8790, 9266)]