157031280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{4451}}^1$

素因数の和:4484

約数の個数: 180

約数和(自身を含む): 613601352

約数和(自身を除く): 456570072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 4451, 5040, 5880, 7056, 8820, 8902, 11760, 13353, 17640, 17804, 22255, 26706, 31157, 35280, 35608, 40059, 44510, 53412, 62314, 66765, 71216, 80118, 89020, 93471, 106824, 124628, 133530, 155785, 160236, 178040, 186942, 200295, 213648, 218099, 249256, 267060, 280413, 311570, 320472, 356080, 373884, 400590, 436198, 467355, 498512, 534120, 560826, 623140, 640944, 654297, 747768, 801180, 872396, 934710, 1068240, 1090495, 1121652, 1246280, 1308594, 1402065, 1495536, 1602360, 1744792, 1869420, 1962891, 2180990, 2243304, 2492560, 2617188, 2804130, 3204720, 3271485, 3489584, 3738840, 3925782, 4361980, 4486608, 5234376, 5608260, 6542970, 7477680, 7851564, 8723960, 9814455, 10468752, 11216520, 13085940, 15703128, 17447920, 19628910, 22433040, 26171880, 31406256, 39257820, 52343760, 78515640, 157031280]

約数ペア:

[(1, 157031280), (2, 78515640), (3, 52343760), (4, 39257820), (5, 31406256), (6, 26171880), (7, 22433040), (8, 19628910), (9, 17447920), (10, 15703128), (12, 13085940), (14, 11216520), (15, 10468752), (16, 9814455), (18, 8723960), (20, 7851564), (21, 7477680), (24, 6542970), (28, 5608260), (30, 5234376), (35, 4486608), (36, 4361980), (40, 3925782), (42, 3738840), (45, 3489584), (48, 3271485), (49, 3204720), (56, 2804130), (60, 2617188), (63, 2492560), (70, 2243304), (72, 2180990), (80, 1962891), (84, 1869420), (90, 1744792), (98, 1602360), (105, 1495536), (112, 1402065), (120, 1308594), (126, 1246280), (140, 1121652), (144, 1090495), (147, 1068240), (168, 934710), (180, 872396), (196, 801180), (210, 747768), (240, 654297), (245, 640944), (252, 623140), (280, 560826), (294, 534120), (315, 498512), (336, 467355), (360, 436198), (392, 400590), (420, 373884), (441, 356080), (490, 320472), (504, 311570), (560, 280413), (588, 267060), (630, 249256), (720, 218099), (735, 213648), (784, 200295), (840, 186942), (882, 178040), (980, 160236), (1008, 155785), (1176, 133530), (1260, 124628), (1470, 106824), (1680, 93471), (1764, 89020), (1960, 80118), (2205, 71216), (2352, 66765), (2520, 62314), (2940, 53412), (3528, 44510), (3920, 40059), (4410, 35608), (4451, 35280), (5040, 31157), (5880, 26706), (7056, 22255), (8820, 17804), (8902, 17640), (11760, 13353)]