About the Number

121768380

121768379 ← → 121768381

2進数表記:111010000100000100110111100

漢数字表記:一億二千百七十六万八千三百八十

素因数分解:

2 2 × 3 3 × 5 1 × 73 1 × 3089 1

素因数の和:3180
約数の個数: 96
約数和(自身を含む): 384148800
約数和(自身を除く): 262380420

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 90, 108, 135, 146, 180, 219, 270, 292, 365, 438, 540, 657, 730, 876, 1095, 1314, 1460, 1971, 2190, 2628, 3089, 3285, 3942, 4380, 6178, 6570, 7884, 9267, 9855, 12356, 13140, 15445, 18534, 19710, 27801, 30890, 37068, 39420, 46335, 55602, 61780, 83403, 92670, 111204, 139005, 166806, 185340, 225497, 278010, 333612, 417015, 450994, 556020, 676491, 834030, 901988, 1127485, 1352982, 1668060, 2029473, 2254970, 2705964, 3382455, 4058946, 4509940, 6088419, 6764910, 8117892, 10147365, 12176838, 13529820, 20294730, 24353676, 30442095, 40589460, 60884190, 121768380]

約数ペア:
[(1, 121768380), (2, 60884190), (3, 40589460), (4, 30442095), (5, 24353676), (6, 20294730), (9, 13529820), (10, 12176838), (12, 10147365), (15, 8117892), (18, 6764910), (20, 6088419), (27, 4509940), (30, 4058946), (36, 3382455), (45, 2705964), (54, 2254970), (60, 2029473), (73, 1668060), (90, 1352982), (108, 1127485), (135, 901988), (146, 834030), (180, 676491), (219, 556020), (270, 450994), (292, 417015), (365, 333612), (438, 278010), (540, 225497), (657, 185340), (730, 166806), (876, 139005), (1095, 111204), (1314, 92670), (1460, 83403), (1971, 61780), (2190, 55602), (2628, 46335), (3089, 39420), (3285, 37068), (3942, 30890), (4380, 27801), (6178, 19710), (6570, 18534), (7884, 15445), (9267, 13140), (9855, 12356)]

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