156871040

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10657}}^1$

素因数の和:10699

約数の個数: 64

約数和(自身を含む): 391361760

約数和(自身を除く): 234490720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 320, 368, 460, 640, 736, 920, 1472, 1840, 2944, 3680, 7360, 10657, 14720, 21314, 42628, 53285, 85256, 106570, 170512, 213140, 245111, 341024, 426280, 490222, 682048, 852560, 980444, 1225555, 1364096, 1705120, 1960888, 2451110, 3410240, 3921776, 4902220, 6820480, 7843552, 9804440, 15687104, 19608880, 31374208, 39217760, 78435520, 156871040]

約数ペア:

[(1, 156871040), (2, 78435520), (4, 39217760), (5, 31374208), (8, 19608880), (10, 15687104), (16, 9804440), (20, 7843552), (23, 6820480), (32, 4902220), (40, 3921776), (46, 3410240), (64, 2451110), (80, 1960888), (92, 1705120), (115, 1364096), (128, 1225555), (160, 980444), (184, 852560), (230, 682048), (320, 490222), (368, 426280), (460, 341024), (640, 245111), (736, 213140), (920, 170512), (1472, 106570), (1840, 85256), (2944, 53285), (3680, 42628), (7360, 21314), (10657, 14720)]