256109490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31271}}^1$

素因数の和:31304

約数の個数: 96

約数和(自身を含む): 819576576

約数和(自身を除く): 563467086

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 182, 195, 210, 234, 273, 315, 390, 455, 546, 585, 630, 819, 910, 1170, 1365, 1638, 2730, 4095, 8190, 31271, 62542, 93813, 156355, 187626, 218897, 281439, 312710, 406523, 437794, 469065, 562878, 656691, 813046, 938130, 1094485, 1219569, 1313382, 1407195, 1970073, 2032615, 2188970, 2439138, 2814390, 2845661, 3283455, 3658707, 3940146, 4065230, 5691322, 6097845, 6566910, 7317414, 8536983, 9850365, 12195690, 14228305, 17073966, 18293535, 19700730, 25610949, 28456610, 36587070, 42684915, 51221898, 85369830, 128054745, 256109490]

約数ペア:

[(1, 256109490), (2, 128054745), (3, 85369830), (5, 51221898), (6, 42684915), (7, 36587070), (9, 28456610), (10, 25610949), (13, 19700730), (14, 18293535), (15, 17073966), (18, 14228305), (21, 12195690), (26, 9850365), (30, 8536983), (35, 7317414), (39, 6566910), (42, 6097845), (45, 5691322), (63, 4065230), (65, 3940146), (70, 3658707), (78, 3283455), (90, 2845661), (91, 2814390), (105, 2439138), (117, 2188970), (126, 2032615), (130, 1970073), (182, 1407195), (195, 1313382), (210, 1219569), (234, 1094485), (273, 938130), (315, 813046), (390, 656691), (455, 562878), (546, 469065), (585, 437794), (630, 406523), (819, 312710), (910, 281439), (1170, 218897), (1365, 187626), (1638, 156355), (2730, 93813), (4095, 62542), (8190, 31271)]