299996172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1801}}^1$

素因数の和:2479

約数の個数: 72

約数和(自身を含む): 868448672

約数和(自身を除く): 568452500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 661, 1322, 1801, 1983, 2644, 3602, 3966, 4627, 5403, 5949, 7204, 7932, 9254, 10806, 11898, 12607, 13881, 16209, 18508, 21612, 23796, 25214, 27762, 32418, 37821, 41643, 50428, 55524, 64836, 75642, 83286, 113463, 151284, 166572, 226926, 453852, 1190461, 2380922, 3571383, 4761844, 7142766, 8333227, 10714149, 14285532, 16666454, 21428298, 24999681, 33332908, 42856596, 49999362, 74999043, 99998724, 149998086, 299996172]

約数ペア:

[(1, 299996172), (2, 149998086), (3, 99998724), (4, 74999043), (6, 49999362), (7, 42856596), (9, 33332908), (12, 24999681), (14, 21428298), (18, 16666454), (21, 14285532), (28, 10714149), (36, 8333227), (42, 7142766), (63, 4761844), (84, 3571383), (126, 2380922), (252, 1190461), (661, 453852), (1322, 226926), (1801, 166572), (1983, 151284), (2644, 113463), (3602, 83286), (3966, 75642), (4627, 64836), (5403, 55524), (5949, 50428), (7204, 41643), (7932, 37821), (9254, 32418), (10806, 27762), (11898, 25214), (12607, 23796), (13881, 21612), (16209, 18508)]