156844880

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 374601024

約数和(自身を除く): 217756144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 107, 146, 214, 251, 292, 365, 428, 502, 535, 584, 730, 856, 1004, 1070, 1168, 1255, 1460, 1712, 2008, 2140, 2510, 2920, 4016, 4280, 5020, 5840, 7811, 8560, 10040, 15622, 18323, 20080, 26857, 31244, 36646, 39055, 53714, 62488, 73292, 78110, 91615, 107428, 124976, 134285, 146584, 156220, 183230, 214856, 268570, 293168, 312440, 366460, 429712, 537140, 624880, 732920, 1074280, 1465840, 1960561, 2148560, 3921122, 7842244, 9802805, 15684488, 19605610, 31368976, 39211220, 78422440, 156844880]

約数ペア:

[(1, 156844880), (2, 78422440), (4, 39211220), (5, 31368976), (8, 19605610), (10, 15684488), (16, 9802805), (20, 7842244), (40, 3921122), (73, 2148560), (80, 1960561), (107, 1465840), (146, 1074280), (214, 732920), (251, 624880), (292, 537140), (365, 429712), (428, 366460), (502, 312440), (535, 293168), (584, 268570), (730, 214856), (856, 183230), (1004, 156220), (1070, 146584), (1168, 134285), (1255, 124976), (1460, 107428), (1712, 91615), (2008, 78110), (2140, 73292), (2510, 62488), (2920, 53714), (4016, 39055), (4280, 36646), (5020, 31244), (5840, 26857), (7811, 20080), (8560, 18323), (10040, 15622)]