131176640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:554

約数の個数: 112

約数和(自身を含む): 360224832

約数和(自身を除く): 229048192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 157, 160, 224, 280, 314, 320, 373, 448, 560, 628, 746, 785, 1099, 1120, 1256, 1492, 1570, 1865, 2198, 2240, 2512, 2611, 2984, 3140, 3730, 4396, 5024, 5222, 5495, 5968, 6280, 7460, 8792, 10048, 10444, 10990, 11936, 12560, 13055, 14920, 17584, 20888, 21980, 23872, 25120, 26110, 29840, 35168, 41776, 43960, 50240, 52220, 58561, 59680, 70336, 83552, 87920, 104440, 117122, 119360, 167104, 175840, 208880, 234244, 292805, 351680, 409927, 417760, 468488, 585610, 819854, 835520, 936976, 1171220, 1639708, 1873952, 2049635, 2342440, 3279416, 3747904, 4099270, 4684880, 6558832, 8198540, 9369760, 13117664, 16397080, 18739520, 26235328, 32794160, 65588320, 131176640]

約数ペア:

[(1, 131176640), (2, 65588320), (4, 32794160), (5, 26235328), (7, 18739520), (8, 16397080), (10, 13117664), (14, 9369760), (16, 8198540), (20, 6558832), (28, 4684880), (32, 4099270), (35, 3747904), (40, 3279416), (56, 2342440), (64, 2049635), (70, 1873952), (80, 1639708), (112, 1171220), (140, 936976), (157, 835520), (160, 819854), (224, 585610), (280, 468488), (314, 417760), (320, 409927), (373, 351680), (448, 292805), (560, 234244), (628, 208880), (746, 175840), (785, 167104), (1099, 119360), (1120, 117122), (1256, 104440), (1492, 87920), (1570, 83552), (1865, 70336), (2198, 59680), (2240, 58561), (2512, 52220), (2611, 50240), (2984, 43960), (3140, 41776), (3730, 35168), (4396, 29840), (5024, 26110), (5222, 25120), (5495, 23872), (5968, 21980), (6280, 20888), (7460, 17584), (8792, 14920), (10048, 13055), (10444, 12560), (10990, 11936)]