408924540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 1271088000

約数和(自身を除く): 862163460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 149, 158, 180, 193, 237, 298, 316, 386, 395, 447, 474, 579, 596, 711, 745, 772, 790, 894, 948, 965, 1158, 1185, 1341, 1422, 1490, 1580, 1737, 1788, 1930, 2235, 2316, 2370, 2682, 2844, 2895, 2980, 3474, 3555, 3860, 4470, 4740, 5364, 5790, 6705, 6948, 7110, 8685, 8940, 11580, 11771, 13410, 14220, 15247, 17370, 23542, 26820, 28757, 30494, 34740, 35313, 45741, 47084, 57514, 58855, 60988, 70626, 76235, 86271, 91482, 105939, 115028, 117710, 137223, 141252, 143785, 152470, 172542, 176565, 182964, 211878, 228705, 235420, 258813, 274446, 287570, 304940, 345084, 353130, 423756, 431355, 457410, 517626, 529695, 548892, 575140, 686115, 706260, 862710, 914820, 1035252, 1059390, 1294065, 1372230, 1725420, 2118780, 2271803, 2588130, 2744460, 4543606, 5176260, 6815409, 9087212, 11359015, 13630818, 20446227, 22718030, 27261636, 34077045, 40892454, 45436060, 68154090, 81784908, 102231135, 136308180, 204462270, 408924540]

約数ペア:

[(1, 408924540), (2, 204462270), (3, 136308180), (4, 102231135), (5, 81784908), (6, 68154090), (9, 45436060), (10, 40892454), (12, 34077045), (15, 27261636), (18, 22718030), (20, 20446227), (30, 13630818), (36, 11359015), (45, 9087212), (60, 6815409), (79, 5176260), (90, 4543606), (149, 2744460), (158, 2588130), (180, 2271803), (193, 2118780), (237, 1725420), (298, 1372230), (316, 1294065), (386, 1059390), (395, 1035252), (447, 914820), (474, 862710), (579, 706260), (596, 686115), (711, 575140), (745, 548892), (772, 529695), (790, 517626), (894, 457410), (948, 431355), (965, 423756), (1158, 353130), (1185, 345084), (1341, 304940), (1422, 287570), (1490, 274446), (1580, 258813), (1737, 235420), (1788, 228705), (1930, 211878), (2235, 182964), (2316, 176565), (2370, 172542), (2682, 152470), (2844, 143785), (2895, 141252), (2980, 137223), (3474, 117710), (3555, 115028), (3860, 105939), (4470, 91482), (4740, 86271), (5364, 76235), (5790, 70626), (6705, 60988), (6948, 58855), (7110, 57514), (8685, 47084), (8940, 45741), (11580, 35313), (11771, 34740), (13410, 30494), (14220, 28757), (15247, 26820), (17370, 23542)]