About the Number

1220211216

1220211215 ← → 1220211217

2進数表記:1001000101110101111001000010000

漢数字表記:十二億二千二十一万千二百十六

素因数分解:

2 4 × 3 4 × 7 1 × 134503 1

素因数の和:134530
約数の個数: 100
約数和(自身を含む): 4036196032
約数和(自身を除く): 2815984816

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 252, 324, 336, 378, 432, 504, 567, 648, 756, 1008, 1134, 1296, 1512, 2268, 3024, 4536, 9072, 134503, 269006, 403509, 538012, 807018, 941521, 1076024, 1210527, 1614036, 1883042, 2152048, 2421054, 2824563, 3228072, 3631581, 3766084, 4842108, 5649126, 6456144, 7263162, 7532168, 8473689, 9684216, 10894743, 11298252, 14526324, 15064336, 16947378, 19368432, 21789486, 22596504, 25421067, 29052648, 33894756, 43578972, 45193008, 50842134, 58105296, 67789512, 76263201, 87157944, 101684268, 135579024, 152526402, 174315888, 203368536, 305052804, 406737072, 610105608, 1220211216]

約数ペア:
[(1, 1220211216), (2, 610105608), (3, 406737072), (4, 305052804), (6, 203368536), (7, 174315888), (8, 152526402), (9, 135579024), (12, 101684268), (14, 87157944), (16, 76263201), (18, 67789512), (21, 58105296), (24, 50842134), (27, 45193008), (28, 43578972), (36, 33894756), (42, 29052648), (48, 25421067), (54, 22596504), (56, 21789486), (63, 19368432), (72, 16947378), (81, 15064336), (84, 14526324), (108, 11298252), (112, 10894743), (126, 9684216), (144, 8473689), (162, 7532168), (168, 7263162), (189, 6456144), (216, 5649126), (252, 4842108), (324, 3766084), (336, 3631581), (378, 3228072), (432, 2824563), (504, 2421054), (567, 2152048), (648, 1883042), (756, 1614036), (1008, 1210527), (1134, 1076024), (1296, 941521), (1512, 807018), (2268, 538012), (3024, 403509), (4536, 269006), (9072, 134503)]

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