208687360

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23291}}^1$

素因数の和:23319

約数の個数: 72

約数和(自身を含む): 571306176

約数和(自身を除く): 362618816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 23291, 46582, 93164, 116455, 163037, 186328, 232910, 326074, 372656, 465820, 652148, 745312, 815185, 931640, 1304296, 1490624, 1630370, 1863280, 2608592, 2981248, 3260740, 3726560, 5217184, 5962496, 6521480, 7453120, 10434368, 13042960, 14906240, 20868736, 26085920, 29812480, 41737472, 52171840, 104343680, 208687360]

約数ペア:

[(1, 208687360), (2, 104343680), (4, 52171840), (5, 41737472), (7, 29812480), (8, 26085920), (10, 20868736), (14, 14906240), (16, 13042960), (20, 10434368), (28, 7453120), (32, 6521480), (35, 5962496), (40, 5217184), (56, 3726560), (64, 3260740), (70, 2981248), (80, 2608592), (112, 1863280), (128, 1630370), (140, 1490624), (160, 1304296), (224, 931640), (256, 815185), (280, 745312), (320, 652148), (448, 465820), (560, 372656), (640, 326074), (896, 232910), (1120, 186328), (1280, 163037), (1792, 116455), (2240, 93164), (4480, 46582), (8960, 23291)]