38942820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1050

約数の個数: 144

約数和(自身を含む): 139496448

約数和(自身を除く): 100553628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 997, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 1994, 2170, 2604, 2790, 2991, 3255, 3906, 3988, 4340, 4985, 5580, 5982, 6510, 6979, 7812, 8973, 9765, 9970, 11964, 13020, 13958, 14955, 17946, 19530, 19940, 20937, 27916, 29910, 30907, 34895, 35892, 39060, 41874, 44865, 59820, 61814, 62811, 69790, 83748, 89730, 92721, 104685, 123628, 125622, 139580, 154535, 179460, 185442, 209370, 216349, 251244, 278163, 309070, 314055, 370884, 418740, 432698, 463605, 556326, 618140, 628110, 649047, 865396, 927210, 1081745, 1112652, 1256220, 1298094, 1390815, 1854420, 1947141, 2163490, 2596188, 2781630, 3245235, 3894282, 4326980, 5563260, 6490470, 7788564, 9735705, 12980940, 19471410, 38942820]

約数ペア:

[(1, 38942820), (2, 19471410), (3, 12980940), (4, 9735705), (5, 7788564), (6, 6490470), (7, 5563260), (9, 4326980), (10, 3894282), (12, 3245235), (14, 2781630), (15, 2596188), (18, 2163490), (20, 1947141), (21, 1854420), (28, 1390815), (30, 1298094), (31, 1256220), (35, 1112652), (36, 1081745), (42, 927210), (45, 865396), (60, 649047), (62, 628110), (63, 618140), (70, 556326), (84, 463605), (90, 432698), (93, 418740), (105, 370884), (124, 314055), (126, 309070), (140, 278163), (155, 251244), (180, 216349), (186, 209370), (210, 185442), (217, 179460), (252, 154535), (279, 139580), (310, 125622), (315, 123628), (372, 104685), (420, 92721), (434, 89730), (465, 83748), (558, 69790), (620, 62811), (630, 61814), (651, 59820), (868, 44865), (930, 41874), (997, 39060), (1085, 35892), (1116, 34895), (1260, 30907), (1302, 29910), (1395, 27916), (1860, 20937), (1953, 19940), (1994, 19530), (2170, 17946), (2604, 14955), (2790, 13958), (2991, 13020), (3255, 11964), (3906, 9970), (3988, 9765), (4340, 8973), (4985, 7812), (5580, 6979), (5982, 6510)]