129800960

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4409}}^1$

素因数の和:4453

約数の個数: 72

約数和(自身を含む): 324505440

約数和(自身を除く): 194704480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 4409, 5888, 7360, 8818, 14720, 17636, 22045, 29440, 35272, 44090, 70544, 88180, 101407, 141088, 176360, 202814, 282176, 352720, 405628, 507035, 564352, 705440, 811256, 1014070, 1128704, 1410880, 1622512, 2028140, 2821760, 3245024, 4056280, 5643520, 6490048, 8112560, 12980096, 16225120, 25960192, 32450240, 64900480, 129800960]

約数ペア:

[(1, 129800960), (2, 64900480), (4, 32450240), (5, 25960192), (8, 16225120), (10, 12980096), (16, 8112560), (20, 6490048), (23, 5643520), (32, 4056280), (40, 3245024), (46, 2821760), (64, 2028140), (80, 1622512), (92, 1410880), (115, 1128704), (128, 1014070), (160, 811256), (184, 705440), (230, 564352), (256, 507035), (320, 405628), (368, 352720), (460, 282176), (640, 202814), (736, 176360), (920, 141088), (1280, 101407), (1472, 88180), (1840, 70544), (2944, 44090), (3680, 35272), (4409, 29440), (5888, 22045), (7360, 17636), (8818, 14720)]