40384680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 139898880

約数和(自身を除く): 99514200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 367, 393, 420, 524, 655, 734, 786, 840, 917, 1048, 1101, 1310, 1468, 1572, 1834, 1835, 1965, 2202, 2569, 2620, 2751, 2936, 3144, 3668, 3670, 3930, 4404, 4585, 5138, 5240, 5502, 5505, 7336, 7340, 7707, 7860, 8808, 9170, 10276, 11004, 11010, 12845, 13755, 14680, 15414, 15720, 18340, 20552, 22008, 22020, 25690, 27510, 30828, 36680, 38535, 44040, 48077, 51380, 55020, 61656, 77070, 96154, 102760, 110040, 144231, 154140, 192308, 240385, 288462, 308280, 336539, 384616, 480770, 576924, 673078, 721155, 961540, 1009617, 1153848, 1346156, 1442310, 1682695, 1923080, 2019234, 2692312, 2884620, 3365390, 4038468, 5048085, 5769240, 6730780, 8076936, 10096170, 13461560, 20192340, 40384680]

約数ペア:

[(1, 40384680), (2, 20192340), (3, 13461560), (4, 10096170), (5, 8076936), (6, 6730780), (7, 5769240), (8, 5048085), (10, 4038468), (12, 3365390), (14, 2884620), (15, 2692312), (20, 2019234), (21, 1923080), (24, 1682695), (28, 1442310), (30, 1346156), (35, 1153848), (40, 1009617), (42, 961540), (56, 721155), (60, 673078), (70, 576924), (84, 480770), (105, 384616), (120, 336539), (131, 308280), (140, 288462), (168, 240385), (210, 192308), (262, 154140), (280, 144231), (367, 110040), (393, 102760), (420, 96154), (524, 77070), (655, 61656), (734, 55020), (786, 51380), (840, 48077), (917, 44040), (1048, 38535), (1101, 36680), (1310, 30828), (1468, 27510), (1572, 25690), (1834, 22020), (1835, 22008), (1965, 20552), (2202, 18340), (2569, 15720), (2620, 15414), (2751, 14680), (2936, 13755), (3144, 12845), (3668, 11010), (3670, 11004), (3930, 10276), (4404, 9170), (4585, 8808), (5138, 7860), (5240, 7707), (5502, 7340), (5505, 7336)]