About the Number

121796880

121796879 ← → 121796881

2進数表記:111010000100111100100010000

漢数字表記:一億二千百七十九万六千八百八十

素因数分解:

2 4 × 3 1 × 5 1 × 191 1 × 2657 1

素因数の和:2864
約数の個数: 80
約数和(自身を含む): 379689984
約数和(自身を除く): 257893104

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 191, 240, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2657, 2865, 3056, 3820, 4584, 5314, 5730, 7640, 7971, 9168, 10628, 11460, 13285, 15280, 15942, 21256, 22920, 26570, 31884, 39855, 42512, 45840, 53140, 63768, 79710, 106280, 127536, 159420, 212560, 318840, 507487, 637680, 1014974, 1522461, 2029948, 2537435, 3044922, 4059896, 5074870, 6089844, 7612305, 8119792, 10149740, 12179688, 15224610, 20299480, 24359376, 30449220, 40598960, 60898440, 121796880]

約数ペア:
[(1, 121796880), (2, 60898440), (3, 40598960), (4, 30449220), (5, 24359376), (6, 20299480), (8, 15224610), (10, 12179688), (12, 10149740), (15, 8119792), (16, 7612305), (20, 6089844), (24, 5074870), (30, 4059896), (40, 3044922), (48, 2537435), (60, 2029948), (80, 1522461), (120, 1014974), (191, 637680), (240, 507487), (382, 318840), (573, 212560), (764, 159420), (955, 127536), (1146, 106280), (1528, 79710), (1910, 63768), (2292, 53140), (2657, 45840), (2865, 42512), (3056, 39855), (3820, 31884), (4584, 26570), (5314, 22920), (5730, 21256), (7640, 15942), (7971, 15280), (9168, 13285), (10628, 11460)]

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