About the Number

138214280

138214279 ← → 138214281

2進数表記:1000001111001111101110001000

漢数字表記:一億三千八百二十一万四千二百八十

素因数分解:

2 3 × 5 1 × 41 1 × 71 1 × 1187 1

素因数の和:1310
約数の個数: 64
約数和(自身を含む): 323326080
約数和(自身を除く): 185111800

約数列:
[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 568, 710, 820, 1187, 1420, 1640, 2374, 2840, 2911, 4748, 5822, 5935, 9496, 11644, 11870, 14555, 23288, 23740, 29110, 47480, 48667, 58220, 84277, 97334, 116440, 168554, 194668, 243335, 337108, 389336, 421385, 486670, 674216, 842770, 973340, 1685540, 1946680, 3371080, 3455357, 6910714, 13821428, 17276785, 27642856, 34553570, 69107140, 138214280]

約数ペア:
[(1, 138214280), (2, 69107140), (4, 34553570), (5, 27642856), (8, 17276785), (10, 13821428), (20, 6910714), (40, 3455357), (41, 3371080), (71, 1946680), (82, 1685540), (142, 973340), (164, 842770), (205, 674216), (284, 486670), (328, 421385), (355, 389336), (410, 337108), (568, 243335), (710, 194668), (820, 168554), (1187, 116440), (1420, 97334), (1640, 84277), (2374, 58220), (2840, 48667), (2911, 47480), (4748, 29110), (5822, 23740), (5935, 23288), (9496, 14555), (11644, 11870)]

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