197499840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{491}}^1$

素因数の和:930

約数の個数: 112

約数和(自身を含む): 629838720

約数和(自身を除く): 432338880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 419, 480, 491, 838, 960, 982, 1257, 1473, 1676, 1964, 2095, 2455, 2514, 2946, 3352, 3928, 4190, 4910, 5028, 5892, 6285, 6704, 7365, 7856, 8380, 9820, 10056, 11784, 12570, 13408, 14730, 15712, 16760, 19640, 20112, 23568, 25140, 26816, 29460, 31424, 33520, 39280, 40224, 47136, 50280, 58920, 67040, 78560, 80448, 94272, 100560, 117840, 134080, 157120, 201120, 205729, 235680, 402240, 411458, 471360, 617187, 822916, 1028645, 1234374, 1645832, 2057290, 2468748, 3085935, 3291664, 4114580, 4937496, 6171870, 6583328, 8229160, 9874992, 12343740, 13166656, 16458320, 19749984, 24687480, 32916640, 39499968, 49374960, 65833280, 98749920, 197499840]

約数ペア:

[(1, 197499840), (2, 98749920), (3, 65833280), (4, 49374960), (5, 39499968), (6, 32916640), (8, 24687480), (10, 19749984), (12, 16458320), (15, 13166656), (16, 12343740), (20, 9874992), (24, 8229160), (30, 6583328), (32, 6171870), (40, 4937496), (48, 4114580), (60, 3291664), (64, 3085935), (80, 2468748), (96, 2057290), (120, 1645832), (160, 1234374), (192, 1028645), (240, 822916), (320, 617187), (419, 471360), (480, 411458), (491, 402240), (838, 235680), (960, 205729), (982, 201120), (1257, 157120), (1473, 134080), (1676, 117840), (1964, 100560), (2095, 94272), (2455, 80448), (2514, 78560), (2946, 67040), (3352, 58920), (3928, 50280), (4190, 47136), (4910, 40224), (5028, 39280), (5892, 33520), (6285, 31424), (6704, 29460), (7365, 26816), (7856, 25140), (8380, 23568), (9820, 20112), (10056, 19640), (11784, 16760), (12570, 15712), (13408, 14730)]