About the Number

470147490

470147489 ← → 470147491

2進数表記:11100000001011110000110100010

漢数字表記:四億七千十四万七千四百九十

素因数分解:

2 1 × 3 4 × 5 1 × 157 1 × 3697 1

素因数の和:3873
約数の個数: 80
約数和(自身を含む): 1272570552
約数和(自身を除く): 802423062

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 157, 162, 270, 314, 405, 471, 785, 810, 942, 1413, 1570, 2355, 2826, 3697, 4239, 4710, 7065, 7394, 8478, 11091, 12717, 14130, 18485, 21195, 22182, 25434, 33273, 36970, 42390, 55455, 63585, 66546, 99819, 110910, 127170, 166365, 199638, 299457, 332730, 499095, 580429, 598914, 998190, 1160858, 1497285, 1741287, 2902145, 2994570, 3482574, 5223861, 5804290, 8706435, 10447722, 15671583, 17412870, 26119305, 31343166, 47014749, 52238610, 78357915, 94029498, 156715830, 235073745, 470147490]

約数ペア:
[(1, 470147490), (2, 235073745), (3, 156715830), (5, 94029498), (6, 78357915), (9, 52238610), (10, 47014749), (15, 31343166), (18, 26119305), (27, 17412870), (30, 15671583), (45, 10447722), (54, 8706435), (81, 5804290), (90, 5223861), (135, 3482574), (157, 2994570), (162, 2902145), (270, 1741287), (314, 1497285), (405, 1160858), (471, 998190), (785, 598914), (810, 580429), (942, 499095), (1413, 332730), (1570, 299457), (2355, 199638), (2826, 166365), (3697, 127170), (4239, 110910), (4710, 99819), (7065, 66546), (7394, 63585), (8478, 55455), (11091, 42390), (12717, 36970), (14130, 33273), (18485, 25434), (21195, 22182)]

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