About the Number

121407780

121407779 ← → 121407781

2進数表記:111001111001000100100100100

漢数字表記:一億二千百四十万七千七百八十

素因数分解:

2 2 × 3 1 × 5 1 × 13 1 × 31 1 × 5021 1

素因数の和:5077
約数の個数: 96
約数和(自身を含む): 377975808
約数和(自身を除く): 256568028

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 5021, 6045, 8060, 10042, 12090, 15063, 20084, 24180, 25105, 30126, 50210, 60252, 65273, 75315, 100420, 130546, 150630, 155651, 195819, 261092, 301260, 311302, 326365, 391638, 466953, 622604, 652730, 778255, 783276, 933906, 979095, 1305460, 1556510, 1867812, 1958190, 2023463, 2334765, 3113020, 3916380, 4046926, 4669530, 6070389, 8093852, 9339060, 10117315, 12140778, 20234630, 24281556, 30351945, 40469260, 60703890, 121407780]

約数ペア:
[(1, 121407780), (2, 60703890), (3, 40469260), (4, 30351945), (5, 24281556), (6, 20234630), (10, 12140778), (12, 10117315), (13, 9339060), (15, 8093852), (20, 6070389), (26, 4669530), (30, 4046926), (31, 3916380), (39, 3113020), (52, 2334765), (60, 2023463), (62, 1958190), (65, 1867812), (78, 1556510), (93, 1305460), (124, 979095), (130, 933906), (155, 783276), (156, 778255), (186, 652730), (195, 622604), (260, 466953), (310, 391638), (372, 326365), (390, 311302), (403, 301260), (465, 261092), (620, 195819), (780, 155651), (806, 150630), (930, 130546), (1209, 100420), (1612, 75315), (1860, 65273), (2015, 60252), (2418, 50210), (4030, 30126), (4836, 25105), (5021, 24180), (6045, 20084), (8060, 15063), (10042, 12090)]

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