About the Number

123129072

123129071 ← → 123129073

2進数表記:111010101101100110011110000

漢数字表記:一億二千三百十二万九千七十二

素因数分解:

2 4 × 3 5 × 11 1 × 2879 1

素因数の和:2913
約数の個数: 120
約数和(自身を含む): 389975040
約数和(自身を除く): 266845968

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 81, 88, 99, 108, 132, 144, 162, 176, 198, 216, 243, 264, 297, 324, 396, 432, 486, 528, 594, 648, 792, 891, 972, 1188, 1296, 1584, 1782, 1944, 2376, 2673, 2879, 3564, 3888, 4752, 5346, 5758, 7128, 8637, 10692, 11516, 14256, 17274, 21384, 23032, 25911, 31669, 34548, 42768, 46064, 51822, 63338, 69096, 77733, 95007, 103644, 126676, 138192, 155466, 190014, 207288, 233199, 253352, 285021, 310932, 380028, 414576, 466398, 506704, 570042, 621864, 699597, 760056, 855063, 932796, 1140084, 1243728, 1399194, 1520112, 1710126, 1865592, 2280168, 2565189, 2798388, 3420252, 3731184, 4560336, 5130378, 5596776, 6840504, 7695567, 10260756, 11193552, 13681008, 15391134, 20521512, 30782268, 41043024, 61564536, 123129072]

約数ペア:
[(1, 123129072), (2, 61564536), (3, 41043024), (4, 30782268), (6, 20521512), (8, 15391134), (9, 13681008), (11, 11193552), (12, 10260756), (16, 7695567), (18, 6840504), (22, 5596776), (24, 5130378), (27, 4560336), (33, 3731184), (36, 3420252), (44, 2798388), (48, 2565189), (54, 2280168), (66, 1865592), (72, 1710126), (81, 1520112), (88, 1399194), (99, 1243728), (108, 1140084), (132, 932796), (144, 855063), (162, 760056), (176, 699597), (198, 621864), (216, 570042), (243, 506704), (264, 466398), (297, 414576), (324, 380028), (396, 310932), (432, 285021), (486, 253352), (528, 233199), (594, 207288), (648, 190014), (792, 155466), (891, 138192), (972, 126676), (1188, 103644), (1296, 95007), (1584, 77733), (1782, 69096), (1944, 63338), (2376, 51822), (2673, 46064), (2879, 42768), (3564, 34548), (3888, 31669), (4752, 25911), (5346, 23032), (5758, 21384), (7128, 17274), (8637, 14256), (10692, 11516)]

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