121828240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1016

約数の個数: 80

約数和(自身を含む): 299945088

約数和(自身を除く): 178116848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 73, 80, 92, 115, 146, 184, 230, 292, 365, 368, 460, 584, 730, 907, 920, 1168, 1460, 1679, 1814, 1840, 2920, 3358, 3628, 4535, 5840, 6716, 7256, 8395, 9070, 13432, 14512, 16790, 18140, 20861, 26864, 33580, 36280, 41722, 66211, 67160, 72560, 83444, 104305, 132422, 134320, 166888, 208610, 264844, 331055, 333776, 417220, 529688, 662110, 834440, 1059376, 1324220, 1522853, 1668880, 2648440, 3045706, 5296880, 6091412, 7614265, 12182824, 15228530, 24365648, 30457060, 60914120, 121828240]

約数ペア:

[(1, 121828240), (2, 60914120), (4, 30457060), (5, 24365648), (8, 15228530), (10, 12182824), (16, 7614265), (20, 6091412), (23, 5296880), (40, 3045706), (46, 2648440), (73, 1668880), (80, 1522853), (92, 1324220), (115, 1059376), (146, 834440), (184, 662110), (230, 529688), (292, 417220), (365, 333776), (368, 331055), (460, 264844), (584, 208610), (730, 166888), (907, 134320), (920, 132422), (1168, 104305), (1460, 83444), (1679, 72560), (1814, 67160), (1840, 66211), (2920, 41722), (3358, 36280), (3628, 33580), (4535, 26864), (5840, 20861), (6716, 18140), (7256, 16790), (8395, 14512), (9070, 13432)]