202967800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 556605000

約数和(自身を除く): 353637200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 139, 140, 149, 175, 196, 200, 245, 278, 280, 298, 350, 392, 490, 556, 596, 695, 700, 745, 973, 980, 1043, 1112, 1192, 1225, 1390, 1400, 1490, 1946, 1960, 2086, 2450, 2780, 2980, 3475, 3725, 3892, 4172, 4865, 4900, 5215, 5560, 5960, 6811, 6950, 7301, 7450, 7784, 8344, 9730, 9800, 10430, 13622, 13900, 14602, 14900, 19460, 20711, 20860, 24325, 26075, 27244, 27800, 29204, 29800, 34055, 36505, 38920, 41422, 41720, 48650, 52150, 54488, 58408, 68110, 73010, 82844, 97300, 103555, 104300, 136220, 144977, 146020, 165688, 170275, 182525, 194600, 207110, 208600, 272440, 289954, 292040, 340550, 365050, 414220, 517775, 579908, 681100, 724885, 730100, 828440, 1014839, 1035550, 1159816, 1362200, 1449770, 1460200, 2029678, 2071100, 2899540, 3624425, 4059356, 4142200, 5074195, 5799080, 7248850, 8118712, 10148390, 14497700, 20296780, 25370975, 28995400, 40593560, 50741950, 101483900, 202967800]

約数ペア:

[(1, 202967800), (2, 101483900), (4, 50741950), (5, 40593560), (7, 28995400), (8, 25370975), (10, 20296780), (14, 14497700), (20, 10148390), (25, 8118712), (28, 7248850), (35, 5799080), (40, 5074195), (49, 4142200), (50, 4059356), (56, 3624425), (70, 2899540), (98, 2071100), (100, 2029678), (139, 1460200), (140, 1449770), (149, 1362200), (175, 1159816), (196, 1035550), (200, 1014839), (245, 828440), (278, 730100), (280, 724885), (298, 681100), (350, 579908), (392, 517775), (490, 414220), (556, 365050), (596, 340550), (695, 292040), (700, 289954), (745, 272440), (973, 208600), (980, 207110), (1043, 194600), (1112, 182525), (1192, 170275), (1225, 165688), (1390, 146020), (1400, 144977), (1490, 136220), (1946, 104300), (1960, 103555), (2086, 97300), (2450, 82844), (2780, 73010), (2980, 68110), (3475, 58408), (3725, 54488), (3892, 52150), (4172, 48650), (4865, 41720), (4900, 41422), (5215, 38920), (5560, 36505), (5960, 34055), (6811, 29800), (6950, 29204), (7301, 27800), (7450, 27244), (7784, 26075), (8344, 24325), (9730, 20860), (9800, 20711), (10430, 19460), (13622, 14900), (13900, 14602)]