About the Number

130712520

130712519 ← → 130712521

2進数表記:111110010101000001111001000

漢数字表記:一億三千七十一万二千五百二十

素因数分解:

2 3 × 3 1 × 5 1 × 89 1 × 12239 1

素因数の和:12342
約数の個数: 64
約数和(自身を含む): 396576000
約数和(自身を除く): 265863480

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 267, 356, 445, 534, 712, 890, 1068, 1335, 1780, 2136, 2670, 3560, 5340, 10680, 12239, 24478, 36717, 48956, 61195, 73434, 97912, 122390, 146868, 183585, 244780, 293736, 367170, 489560, 734340, 1089271, 1468680, 2178542, 3267813, 4357084, 5446355, 6535626, 8714168, 10892710, 13071252, 16339065, 21785420, 26142504, 32678130, 43570840, 65356260, 130712520]

約数ペア:
[(1, 130712520), (2, 65356260), (3, 43570840), (4, 32678130), (5, 26142504), (6, 21785420), (8, 16339065), (10, 13071252), (12, 10892710), (15, 8714168), (20, 6535626), (24, 5446355), (30, 4357084), (40, 3267813), (60, 2178542), (89, 1468680), (120, 1089271), (178, 734340), (267, 489560), (356, 367170), (445, 293736), (534, 244780), (712, 183585), (890, 146868), (1068, 122390), (1335, 97912), (1780, 73434), (2136, 61195), (2670, 48956), (3560, 36717), (5340, 24478), (10680, 12239)]

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