172690236

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 449392944

約数和(自身を除く): 276702708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 281, 387, 397, 516, 562, 774, 794, 843, 1124, 1191, 1548, 1588, 1686, 2382, 2529, 3372, 3573, 4764, 5058, 7146, 10116, 12083, 14292, 17071, 24166, 34142, 36249, 48332, 51213, 68284, 72498, 102426, 108747, 111557, 144996, 153639, 204852, 217494, 223114, 307278, 334671, 434988, 446228, 614556, 669342, 1004013, 1338684, 2008026, 4016052, 4796951, 9593902, 14390853, 19187804, 28781706, 43172559, 57563412, 86345118, 172690236]

約数ペア:

[(1, 172690236), (2, 86345118), (3, 57563412), (4, 43172559), (6, 28781706), (9, 19187804), (12, 14390853), (18, 9593902), (36, 4796951), (43, 4016052), (86, 2008026), (129, 1338684), (172, 1004013), (258, 669342), (281, 614556), (387, 446228), (397, 434988), (516, 334671), (562, 307278), (774, 223114), (794, 217494), (843, 204852), (1124, 153639), (1191, 144996), (1548, 111557), (1588, 108747), (1686, 102426), (2382, 72498), (2529, 68284), (3372, 51213), (3573, 48332), (4764, 36249), (5058, 34142), (7146, 24166), (10116, 17071), (12083, 14292)]