197496040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 534251520

約数和(自身を除く): 336755480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 122, 124, 140, 155, 217, 244, 248, 280, 305, 310, 373, 427, 434, 488, 610, 620, 746, 854, 868, 1085, 1220, 1240, 1492, 1708, 1736, 1865, 1891, 2135, 2170, 2440, 2611, 2984, 3416, 3730, 3782, 4270, 4340, 5222, 7460, 7564, 8540, 8680, 9455, 10444, 11563, 13055, 13237, 14920, 15128, 17080, 18910, 20888, 22753, 23126, 26110, 26474, 37820, 45506, 46252, 52220, 52948, 57815, 66185, 75640, 80941, 91012, 92504, 104440, 105896, 113765, 115630, 132370, 159271, 161882, 182024, 227530, 231260, 264740, 318542, 323764, 404705, 455060, 462520, 529480, 637084, 647528, 705343, 796355, 809410, 910120, 1274168, 1410686, 1592710, 1618820, 2821372, 3185420, 3237640, 3526715, 4937401, 5642744, 6370840, 7053430, 9874802, 14106860, 19749604, 24687005, 28213720, 39499208, 49374010, 98748020, 197496040]

約数ペア:

[(1, 197496040), (2, 98748020), (4, 49374010), (5, 39499208), (7, 28213720), (8, 24687005), (10, 19749604), (14, 14106860), (20, 9874802), (28, 7053430), (31, 6370840), (35, 5642744), (40, 4937401), (56, 3526715), (61, 3237640), (62, 3185420), (70, 2821372), (122, 1618820), (124, 1592710), (140, 1410686), (155, 1274168), (217, 910120), (244, 809410), (248, 796355), (280, 705343), (305, 647528), (310, 637084), (373, 529480), (427, 462520), (434, 455060), (488, 404705), (610, 323764), (620, 318542), (746, 264740), (854, 231260), (868, 227530), (1085, 182024), (1220, 161882), (1240, 159271), (1492, 132370), (1708, 115630), (1736, 113765), (1865, 105896), (1891, 104440), (2135, 92504), (2170, 91012), (2440, 80941), (2611, 75640), (2984, 66185), (3416, 57815), (3730, 52948), (3782, 52220), (4270, 46252), (4340, 45506), (5222, 37820), (7460, 26474), (7564, 26110), (8540, 23126), (8680, 22753), (9455, 20888), (10444, 18910), (11563, 17080), (13055, 15128), (13237, 14920)]