About the Number

121871880

121871879 ← → 121871881

2進数表記:111010000111001111000001000

漢数字表記:一億二千百八十七万千八百八十

素因数分解:

2 3 × 3 2 × 5 1 × 13 1 × 26041 1

素因数の和:26071
約数の個数: 96
約数和(自身を含む): 426567960
約数和(自身を除く): 304696080

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 26041, 52082, 78123, 104164, 130205, 156246, 208328, 234369, 260410, 312492, 338533, 390615, 468738, 520820, 624984, 677066, 781230, 937476, 1015599, 1041640, 1171845, 1354132, 1562460, 1692665, 1874952, 2031198, 2343690, 2708264, 3046797, 3124920, 3385330, 4062396, 4687380, 5077995, 6093594, 6770660, 8124792, 9374760, 10155990, 12187188, 13541320, 15233985, 20311980, 24374376, 30467970, 40623960, 60935940, 121871880]

約数ペア:
[(1, 121871880), (2, 60935940), (3, 40623960), (4, 30467970), (5, 24374376), (6, 20311980), (8, 15233985), (9, 13541320), (10, 12187188), (12, 10155990), (13, 9374760), (15, 8124792), (18, 6770660), (20, 6093594), (24, 5077995), (26, 4687380), (30, 4062396), (36, 3385330), (39, 3124920), (40, 3046797), (45, 2708264), (52, 2343690), (60, 2031198), (65, 1874952), (72, 1692665), (78, 1562460), (90, 1354132), (104, 1171845), (117, 1041640), (120, 1015599), (130, 937476), (156, 781230), (180, 677066), (195, 624984), (234, 520820), (260, 468738), (312, 390615), (360, 338533), (390, 312492), (468, 260410), (520, 234369), (585, 208328), (780, 156246), (936, 130205), (1170, 104164), (1560, 78123), (2340, 52082), (4680, 26041)]

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