131493760

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8933}}^1$

素因数の和:8975

約数の個数: 64

約数和(自身を含む): 328056480

約数和(自身を除く): 196562720

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, 8933, 14720, 17866, 35732, 44665, 71464, 89330, 142928, 178660, 205459, 285856, 357320, 410918, 571712, 714640, 821836, 1027295, 1143424, 1429280, 1643672, 2054590, 2858560, 3287344, 4109180, 5717120, 6574688, 8218360, 13149376, 16436720, 26298752, 32873440, 65746880, 131493760]

約数ペア:

[(1, 131493760), (2, 65746880), (4, 32873440), (5, 26298752), (8, 16436720), (10, 13149376), (16, 8218360), (20, 6574688), (23, 5717120), (32, 4109180), (40, 3287344), (46, 2858560), (64, 2054590), (80, 1643672), (92, 1429280), (115, 1143424), (128, 1027295), (160, 821836), (184, 714640), (230, 571712), (320, 410918), (368, 357320), (460, 285856), (640, 205459), (736, 178660), (920, 142928), (1472, 89330), (1840, 71464), (2944, 44665), (3680, 35732), (7360, 17866), (8933, 14720)]