249388908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{2503}}^1$

素因数の和:2571

約数の個数: 72

約数和(自身を含む): 641104128

約数和(自身を除く): 391715220

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 46, 57, 69, 76, 92, 114, 138, 228, 276, 361, 437, 722, 874, 1083, 1311, 1444, 1748, 2166, 2503, 2622, 4332, 5006, 5244, 7509, 8303, 10012, 15018, 16606, 24909, 30036, 33212, 47557, 49818, 57569, 95114, 99636, 115138, 142671, 172707, 190228, 230276, 285342, 345414, 570684, 690828, 903583, 1093811, 1807166, 2187622, 2710749, 3281433, 3614332, 4375244, 5421498, 6562866, 10842996, 13125732, 20782409, 41564818, 62347227, 83129636, 124694454, 249388908]

約数ペア:

[(1, 249388908), (2, 124694454), (3, 83129636), (4, 62347227), (6, 41564818), (12, 20782409), (19, 13125732), (23, 10842996), (38, 6562866), (46, 5421498), (57, 4375244), (69, 3614332), (76, 3281433), (92, 2710749), (114, 2187622), (138, 1807166), (228, 1093811), (276, 903583), (361, 690828), (437, 570684), (722, 345414), (874, 285342), (1083, 230276), (1311, 190228), (1444, 172707), (1748, 142671), (2166, 115138), (2503, 99636), (2622, 95114), (4332, 57569), (5006, 49818), (5244, 47557), (7509, 33212), (8303, 30036), (10012, 24909), (15018, 16606)]