About the Number

129722100

129722099 ← → 129722101

2進数表記:111101110110110011011110100

漢数字表記:一億二千九百七十二万二千百

素因数分解:

2 2 × 3 1 × 5 2 × 383 1 × 1129 1

素因数の和:1529
約数の個数: 72
約数和(自身を含む): 376642560
約数和(自身を除く): 246920460

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 383, 766, 1129, 1149, 1532, 1915, 2258, 2298, 3387, 3830, 4516, 4596, 5645, 5745, 6774, 7660, 9575, 11290, 11490, 13548, 16935, 19150, 22580, 22980, 28225, 28725, 33870, 38300, 56450, 57450, 67740, 84675, 112900, 114900, 169350, 338700, 432407, 864814, 1297221, 1729628, 2162035, 2594442, 4324070, 5188884, 6486105, 8648140, 10810175, 12972210, 21620350, 25944420, 32430525, 43240700, 64861050, 129722100]

約数ペア:
[(1, 129722100), (2, 64861050), (3, 43240700), (4, 32430525), (5, 25944420), (6, 21620350), (10, 12972210), (12, 10810175), (15, 8648140), (20, 6486105), (25, 5188884), (30, 4324070), (50, 2594442), (60, 2162035), (75, 1729628), (100, 1297221), (150, 864814), (300, 432407), (383, 338700), (766, 169350), (1129, 114900), (1149, 112900), (1532, 84675), (1915, 67740), (2258, 57450), (2298, 56450), (3387, 38300), (3830, 33870), (4516, 28725), (4596, 28225), (5645, 22980), (5745, 22580), (6774, 19150), (7660, 16935), (9575, 13548), (11290, 11490)]

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