About the Number

131252670

131252669 ← → 131252671

2進数表記:111110100101100000110111110

漢数字表記:一億三千百二十五万二千六百七十

素因数分解:

2 1 × 3 3 × 5 1 × 47 1 × 10343 1

素因数の和:10406
約数の個数: 64
約数和(自身を含む): 357488640
約数和(自身を除く): 226235970

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1269, 1410, 2115, 2538, 4230, 6345, 10343, 12690, 20686, 31029, 51715, 62058, 93087, 103430, 155145, 186174, 279261, 310290, 465435, 486121, 558522, 930870, 972242, 1396305, 1458363, 2430605, 2792610, 2916726, 4375089, 4861210, 7291815, 8750178, 13125267, 14583630, 21875445, 26250534, 43750890, 65626335, 131252670]

約数ペア:
[(1, 131252670), (2, 65626335), (3, 43750890), (5, 26250534), (6, 21875445), (9, 14583630), (10, 13125267), (15, 8750178), (18, 7291815), (27, 4861210), (30, 4375089), (45, 2916726), (47, 2792610), (54, 2430605), (90, 1458363), (94, 1396305), (135, 972242), (141, 930870), (235, 558522), (270, 486121), (282, 465435), (423, 310290), (470, 279261), (705, 186174), (846, 155145), (1269, 103430), (1410, 93087), (2115, 62058), (2538, 51715), (4230, 31029), (6345, 20686), (10343, 12690)]

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