About the Number

129687312

129687311 ← → 129687313

2進数表記:111101110101101111100010000

漢数字表記:一億二千九百六十八万七千三百十二

素因数分解:

2 4 × 3 1 × 19 1 × 43 1 × 3307 1

素因数の和:3380
約数の個数: 80
約数和(自身を含む): 360968960
約数和(自身を除く): 231281648

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 43, 48, 57, 76, 86, 114, 129, 152, 172, 228, 258, 304, 344, 456, 516, 688, 817, 912, 1032, 1634, 2064, 2451, 3268, 3307, 4902, 6536, 6614, 9804, 9921, 13072, 13228, 19608, 19842, 26456, 39216, 39684, 52912, 62833, 79368, 125666, 142201, 158736, 188499, 251332, 284402, 376998, 426603, 502664, 568804, 753996, 853206, 1005328, 1137608, 1507992, 1706412, 2275216, 2701819, 3015984, 3412824, 5403638, 6825648, 8105457, 10807276, 16210914, 21614552, 32421828, 43229104, 64843656, 129687312]

約数ペア:
[(1, 129687312), (2, 64843656), (3, 43229104), (4, 32421828), (6, 21614552), (8, 16210914), (12, 10807276), (16, 8105457), (19, 6825648), (24, 5403638), (38, 3412824), (43, 3015984), (48, 2701819), (57, 2275216), (76, 1706412), (86, 1507992), (114, 1137608), (129, 1005328), (152, 853206), (172, 753996), (228, 568804), (258, 502664), (304, 426603), (344, 376998), (456, 284402), (516, 251332), (688, 188499), (817, 158736), (912, 142201), (1032, 125666), (1634, 79368), (2064, 62833), (2451, 52912), (3268, 39684), (3307, 39216), (4902, 26456), (6536, 19842), (6614, 19608), (9804, 13228), (9921, 13072)]

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