About the Number

121031808

121031807 ← → 121031809

2進数表記:111001101101100110010000000

漢数字表記:一億二千百三万千八百八

素因数分解:

2 7 × 3 1 × 61 1 × 5167 1

素因数の和:5245
約数の個数: 64
約数和(自身を含む): 326824320
約数和(自身を除く): 205792512

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 128, 183, 192, 244, 366, 384, 488, 732, 976, 1464, 1952, 2928, 3904, 5167, 5856, 7808, 10334, 11712, 15501, 20668, 23424, 31002, 41336, 62004, 82672, 124008, 165344, 248016, 315187, 330688, 496032, 630374, 661376, 945561, 992064, 1260748, 1891122, 1984128, 2521496, 3782244, 5042992, 7564488, 10085984, 15128976, 20171968, 30257952, 40343936, 60515904, 121031808]

約数ペア:
[(1, 121031808), (2, 60515904), (3, 40343936), (4, 30257952), (6, 20171968), (8, 15128976), (12, 10085984), (16, 7564488), (24, 5042992), (32, 3782244), (48, 2521496), (61, 1984128), (64, 1891122), (96, 1260748), (122, 992064), (128, 945561), (183, 661376), (192, 630374), (244, 496032), (366, 330688), (384, 315187), (488, 248016), (732, 165344), (976, 124008), (1464, 82672), (1952, 62004), (2928, 41336), (3904, 31002), (5167, 23424), (5856, 20668), (7808, 15501), (10334, 11712)]

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