331465400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 906471000

約数和(自身を除く): 575005600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 149, 175, 196, 200, 227, 245, 280, 298, 350, 392, 454, 490, 596, 700, 745, 908, 980, 1043, 1135, 1192, 1225, 1400, 1490, 1589, 1816, 1960, 2086, 2270, 2450, 2980, 3178, 3725, 4172, 4540, 4900, 5215, 5675, 5960, 6356, 7301, 7450, 7945, 8344, 9080, 9800, 10430, 11123, 11350, 12712, 14602, 14900, 15890, 20860, 22246, 22700, 26075, 29204, 29800, 31780, 33823, 36505, 39725, 41720, 44492, 45400, 52150, 55615, 58408, 63560, 67646, 73010, 79450, 88984, 104300, 111230, 135292, 146020, 158900, 169115, 182525, 208600, 222460, 236761, 270584, 278075, 292040, 317800, 338230, 365050, 444920, 473522, 556150, 676460, 730100, 845575, 947044, 1112300, 1183805, 1352920, 1460200, 1657327, 1691150, 1894088, 2224600, 2367610, 3314654, 3382300, 4735220, 5919025, 6629308, 6764600, 8286635, 9470440, 11838050, 13258616, 16573270, 23676100, 33146540, 41433175, 47352200, 66293080, 82866350, 165732700, 331465400]

約数ペア:

[(1, 331465400), (2, 165732700), (4, 82866350), (5, 66293080), (7, 47352200), (8, 41433175), (10, 33146540), (14, 23676100), (20, 16573270), (25, 13258616), (28, 11838050), (35, 9470440), (40, 8286635), (49, 6764600), (50, 6629308), (56, 5919025), (70, 4735220), (98, 3382300), (100, 3314654), (140, 2367610), (149, 2224600), (175, 1894088), (196, 1691150), (200, 1657327), (227, 1460200), (245, 1352920), (280, 1183805), (298, 1112300), (350, 947044), (392, 845575), (454, 730100), (490, 676460), (596, 556150), (700, 473522), (745, 444920), (908, 365050), (980, 338230), (1043, 317800), (1135, 292040), (1192, 278075), (1225, 270584), (1400, 236761), (1490, 222460), (1589, 208600), (1816, 182525), (1960, 169115), (2086, 158900), (2270, 146020), (2450, 135292), (2980, 111230), (3178, 104300), (3725, 88984), (4172, 79450), (4540, 73010), (4900, 67646), (5215, 63560), (5675, 58408), (5960, 55615), (6356, 52150), (7301, 45400), (7450, 44492), (7945, 41720), (8344, 39725), (9080, 36505), (9800, 33823), (10430, 31780), (11123, 29800), (11350, 29204), (12712, 26075), (14602, 22700), (14900, 22246), (15890, 20860)]