About the Number

120245280

120245279 ← → 120245281

2進数表記:111001010101100110000100000

漢数字表記:一億二千二十四万五千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 31 1 × 8081 1

素因数の和:8130
約数の個数: 96
約数和(自身を含む): 391039488
約数和(自身を除く): 270794208

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 8081, 14880, 16162, 24243, 32324, 40405, 48486, 64648, 80810, 96972, 121215, 129296, 161620, 193944, 242430, 250511, 258592, 323240, 387888, 484860, 501022, 646480, 751533, 775776, 969720, 1002044, 1252555, 1292960, 1503066, 1939440, 2004088, 2505110, 3006132, 3757665, 3878880, 4008176, 5010220, 6012264, 7515330, 8016352, 10020440, 12024528, 15030660, 20040880, 24049056, 30061320, 40081760, 60122640, 120245280]

約数ペア:
[(1, 120245280), (2, 60122640), (3, 40081760), (4, 30061320), (5, 24049056), (6, 20040880), (8, 15030660), (10, 12024528), (12, 10020440), (15, 8016352), (16, 7515330), (20, 6012264), (24, 5010220), (30, 4008176), (31, 3878880), (32, 3757665), (40, 3006132), (48, 2505110), (60, 2004088), (62, 1939440), (80, 1503066), (93, 1292960), (96, 1252555), (120, 1002044), (124, 969720), (155, 775776), (160, 751533), (186, 646480), (240, 501022), (248, 484860), (310, 387888), (372, 323240), (465, 258592), (480, 250511), (496, 242430), (620, 193944), (744, 161620), (930, 129296), (992, 121215), (1240, 96972), (1488, 80810), (1860, 64648), (2480, 48486), (2976, 40405), (3720, 32324), (4960, 24243), (7440, 16162), (8081, 14880)]

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