About the Number

221055216

221055215 ← → 221055217

2進数表記:1101001011010000100011110000

漢数字表記:二億二千百五万五千二百十六

素因数分解:

2 4 × 3 1 × 17 1 × 61 1 × 4441 1

素因数の和:4530
約数の個数: 80
約数和(自身を含む): 614701728
約数和(自身を除く): 393646512

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 61, 68, 102, 122, 136, 183, 204, 244, 272, 366, 408, 488, 732, 816, 976, 1037, 1464, 2074, 2928, 3111, 4148, 4441, 6222, 8296, 8882, 12444, 13323, 16592, 17764, 24888, 26646, 35528, 49776, 53292, 71056, 75497, 106584, 150994, 213168, 226491, 270901, 301988, 452982, 541802, 603976, 812703, 905964, 1083604, 1207952, 1625406, 1811928, 2167208, 3250812, 3623856, 4334416, 4605317, 6501624, 9210634, 13003248, 13815951, 18421268, 27631902, 36842536, 55263804, 73685072, 110527608, 221055216]

約数ペア:
[(1, 221055216), (2, 110527608), (3, 73685072), (4, 55263804), (6, 36842536), (8, 27631902), (12, 18421268), (16, 13815951), (17, 13003248), (24, 9210634), (34, 6501624), (48, 4605317), (51, 4334416), (61, 3623856), (68, 3250812), (102, 2167208), (122, 1811928), (136, 1625406), (183, 1207952), (204, 1083604), (244, 905964), (272, 812703), (366, 603976), (408, 541802), (488, 452982), (732, 301988), (816, 270901), (976, 226491), (1037, 213168), (1464, 150994), (2074, 106584), (2928, 75497), (3111, 71056), (4148, 53292), (4441, 49776), (6222, 35528), (8296, 26646), (8882, 24888), (12444, 17764), (13323, 16592)]

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