129639040

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8807}}^1$

素因数の和:8849

約数の個数: 64

約数和(自身を含む): 323429760

約数和(自身を除く): 193790720

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, 8807, 14720, 17614, 35228, 44035, 70456, 88070, 140912, 176140, 202561, 281824, 352280, 405122, 563648, 704560, 810244, 1012805, 1127296, 1409120, 1620488, 2025610, 2818240, 3240976, 4051220, 5636480, 6481952, 8102440, 12963904, 16204880, 25927808, 32409760, 64819520, 129639040]

約数ペア:

[(1, 129639040), (2, 64819520), (4, 32409760), (5, 25927808), (8, 16204880), (10, 12963904), (16, 8102440), (20, 6481952), (23, 5636480), (32, 4051220), (40, 3240976), (46, 2818240), (64, 2025610), (80, 1620488), (92, 1409120), (115, 1127296), (128, 1012805), (160, 810244), (184, 704560), (230, 563648), (320, 405122), (368, 352280), (460, 281824), (640, 202561), (736, 176140), (920, 140912), (1472, 88070), (1840, 70456), (2944, 44035), (3680, 35228), (7360, 17614), (8807, 14720)]