245486570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 96

約数和(自身を含む): 537394176

約数和(自身を除く): 291907606

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 61, 70, 86, 98, 122, 191, 215, 245, 301, 305, 382, 427, 430, 490, 602, 610, 854, 955, 1337, 1505, 1910, 2107, 2135, 2623, 2674, 2989, 3010, 4214, 4270, 5246, 5978, 6685, 8213, 9359, 10535, 11651, 13115, 13370, 14945, 16426, 18361, 18718, 21070, 23302, 26230, 29890, 36722, 41065, 46795, 57491, 58255, 81557, 82130, 91805, 93590, 114982, 116510, 128527, 163114, 183610, 257054, 287455, 402437, 407785, 500993, 570899, 574910, 642635, 804874, 815570, 1001986, 1141798, 1285270, 2012185, 2504965, 2854495, 3506951, 4024370, 5009930, 5708990, 7013902, 17534755, 24548657, 35069510, 49097314, 122743285, 245486570]

約数ペア:

[(1, 245486570), (2, 122743285), (5, 49097314), (7, 35069510), (10, 24548657), (14, 17534755), (35, 7013902), (43, 5708990), (49, 5009930), (61, 4024370), (70, 3506951), (86, 2854495), (98, 2504965), (122, 2012185), (191, 1285270), (215, 1141798), (245, 1001986), (301, 815570), (305, 804874), (382, 642635), (427, 574910), (430, 570899), (490, 500993), (602, 407785), (610, 402437), (854, 287455), (955, 257054), (1337, 183610), (1505, 163114), (1910, 128527), (2107, 116510), (2135, 114982), (2623, 93590), (2674, 91805), (2989, 82130), (3010, 81557), (4214, 58255), (4270, 57491), (5246, 46795), (5978, 41065), (6685, 36722), (8213, 29890), (9359, 26230), (10535, 23302), (11651, 21070), (13115, 18718), (13370, 18361), (14945, 16426)]