About the Number

157950

157949 ← → 157951

2進数表記:100110100011111110

漢数字表記:十五万七千九百五十

素因数分解:

2 1 × 3 5 × 5 2 × 13 1

素因数の和:40
約数の個数: 72
約数和(自身を含む): 473928
約数和(自身を除く): 315978

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 81, 90, 117, 130, 135, 150, 162, 195, 225, 234, 243, 270, 325, 351, 390, 405, 450, 486, 585, 650, 675, 702, 810, 975, 1053, 1170, 1215, 1350, 1755, 1950, 2025, 2106, 2430, 2925, 3159, 3510, 4050, 5265, 5850, 6075, 6318, 8775, 10530, 12150, 15795, 17550, 26325, 31590, 52650, 78975, 157950]

約数ペア:
[(1, 157950), (2, 78975), (3, 52650), (5, 31590), (6, 26325), (9, 17550), (10, 15795), (13, 12150), (15, 10530), (18, 8775), (25, 6318), (26, 6075), (27, 5850), (30, 5265), (39, 4050), (45, 3510), (50, 3159), (54, 2925), (65, 2430), (75, 2106), (78, 2025), (81, 1950), (90, 1755), (117, 1350), (130, 1215), (135, 1170), (150, 1053), (162, 975), (195, 810), (225, 702), (234, 675), (243, 650), (270, 585), (325, 486), (351, 450), (390, 405)]

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