49957740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1332

約数の個数: 144

約数和(自身を含む): 178913280

約数和(自身を除く): 128955540

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, 1085, 1116, 1260, 1279, 1302, 1395, 1860, 1953, 2170, 2558, 2604, 2790, 3255, 3837, 3906, 4340, 5116, 5580, 6395, 6510, 7674, 7812, 8953, 9765, 11511, 12790, 13020, 15348, 17906, 19185, 19530, 23022, 25580, 26859, 35812, 38370, 39060, 39649, 44765, 46044, 53718, 57555, 76740, 79298, 80577, 89530, 107436, 115110, 118947, 134295, 158596, 161154, 179060, 198245, 230220, 237894, 268590, 277543, 322308, 356841, 396490, 402885, 475788, 537180, 555086, 594735, 713682, 792980, 805770, 832629, 1110172, 1189470, 1387715, 1427364, 1611540, 1665258, 1784205, 2378940, 2497887, 2775430, 3330516, 3568410, 4163145, 4995774, 5550860, 7136820, 8326290, 9991548, 12489435, 16652580, 24978870, 49957740]

約数ペア:

[(1, 49957740), (2, 24978870), (3, 16652580), (4, 12489435), (5, 9991548), (6, 8326290), (7, 7136820), (9, 5550860), (10, 4995774), (12, 4163145), (14, 3568410), (15, 3330516), (18, 2775430), (20, 2497887), (21, 2378940), (28, 1784205), (30, 1665258), (31, 1611540), (35, 1427364), (36, 1387715), (42, 1189470), (45, 1110172), (60, 832629), (62, 805770), (63, 792980), (70, 713682), (84, 594735), (90, 555086), (93, 537180), (105, 475788), (124, 402885), (126, 396490), (140, 356841), (155, 322308), (180, 277543), (186, 268590), (210, 237894), (217, 230220), (252, 198245), (279, 179060), (310, 161154), (315, 158596), (372, 134295), (420, 118947), (434, 115110), (465, 107436), (558, 89530), (620, 80577), (630, 79298), (651, 76740), (868, 57555), (930, 53718), (1085, 46044), (1116, 44765), (1260, 39649), (1279, 39060), (1302, 38370), (1395, 35812), (1860, 26859), (1953, 25580), (2170, 23022), (2558, 19530), (2604, 19185), (2790, 17906), (3255, 15348), (3837, 13020), (3906, 12790), (4340, 11511), (5116, 9765), (5580, 8953), (6395, 7812), (6510, 7674)]