About the Number

101212440

101212439 ← → 101212441

2進数表記:110000010000110000100011000

漢数字表記:一億百二十一万二千四百四十

素因数分解:

2 3 × 3 1 × 5 1 × 7 3 × 2459 1

素因数の和:2494
約数の個数: 128
約数和(自身を含む): 354240000
約数和(自身を除く): 253027560

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2459, 2744, 2940, 3430, 4116, 4918, 5145, 5880, 6860, 7377, 8232, 9836, 10290, 12295, 13720, 14754, 17213, 19672, 20580, 24590, 29508, 34426, 36885, 41160, 49180, 51639, 59016, 68852, 73770, 86065, 98360, 103278, 120491, 137704, 147540, 172130, 206556, 240982, 258195, 295080, 344260, 361473, 413112, 481964, 516390, 602455, 688520, 722946, 843437, 963928, 1032780, 1204910, 1445892, 1686874, 1807365, 2065560, 2409820, 2530311, 2891784, 3373748, 3614730, 4217185, 4819640, 5060622, 6747496, 7229460, 8434370, 10121244, 12651555, 14458920, 16868740, 20242488, 25303110, 33737480, 50606220, 101212440]

約数ペア:
[(1, 101212440), (2, 50606220), (3, 33737480), (4, 25303110), (5, 20242488), (6, 16868740), (7, 14458920), (8, 12651555), (10, 10121244), (12, 8434370), (14, 7229460), (15, 6747496), (20, 5060622), (21, 4819640), (24, 4217185), (28, 3614730), (30, 3373748), (35, 2891784), (40, 2530311), (42, 2409820), (49, 2065560), (56, 1807365), (60, 1686874), (70, 1445892), (84, 1204910), (98, 1032780), (105, 963928), (120, 843437), (140, 722946), (147, 688520), (168, 602455), (196, 516390), (210, 481964), (245, 413112), (280, 361473), (294, 344260), (343, 295080), (392, 258195), (420, 240982), (490, 206556), (588, 172130), (686, 147540), (735, 137704), (840, 120491), (980, 103278), (1029, 98360), (1176, 86065), (1372, 73770), (1470, 68852), (1715, 59016), (1960, 51639), (2058, 49180), (2459, 41160), (2744, 36885), (2940, 34426), (3430, 29508), (4116, 24590), (4918, 20580), (5145, 19672), (5880, 17213), (6860, 14754), (7377, 13720), (8232, 12295), (9836, 10290)]

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