215865090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1637

約数の個数: 144

約数和(自身を含む): 674369280

約数和(自身を除く): 458504190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 49, 62, 63, 70, 90, 93, 98, 105, 126, 147, 155, 186, 210, 217, 245, 279, 294, 310, 315, 434, 441, 465, 490, 558, 630, 651, 735, 882, 930, 1085, 1302, 1395, 1470, 1519, 1579, 1953, 2170, 2205, 2790, 3038, 3158, 3255, 3906, 4410, 4557, 4737, 6510, 7595, 7895, 9114, 9474, 9765, 11053, 13671, 14211, 15190, 15790, 19530, 22106, 22785, 23685, 27342, 28422, 33159, 45570, 47370, 48949, 55265, 66318, 68355, 71055, 77371, 97898, 99477, 110530, 136710, 142110, 146847, 154742, 165795, 198954, 232113, 244745, 293694, 331590, 342643, 386855, 440541, 464226, 489490, 497385, 685286, 696339, 734235, 773710, 881082, 994770, 1027929, 1160565, 1392678, 1468470, 1713215, 2055858, 2202705, 2321130, 2398501, 3083787, 3426430, 3481695, 4405410, 4797002, 5139645, 6167574, 6963390, 7195503, 10279290, 11992505, 14391006, 15418935, 21586509, 23985010, 30837870, 35977515, 43173018, 71955030, 107932545, 215865090]

約数ペア:

[(1, 215865090), (2, 107932545), (3, 71955030), (5, 43173018), (6, 35977515), (7, 30837870), (9, 23985010), (10, 21586509), (14, 15418935), (15, 14391006), (18, 11992505), (21, 10279290), (30, 7195503), (31, 6963390), (35, 6167574), (42, 5139645), (45, 4797002), (49, 4405410), (62, 3481695), (63, 3426430), (70, 3083787), (90, 2398501), (93, 2321130), (98, 2202705), (105, 2055858), (126, 1713215), (147, 1468470), (155, 1392678), (186, 1160565), (210, 1027929), (217, 994770), (245, 881082), (279, 773710), (294, 734235), (310, 696339), (315, 685286), (434, 497385), (441, 489490), (465, 464226), (490, 440541), (558, 386855), (630, 342643), (651, 331590), (735, 293694), (882, 244745), (930, 232113), (1085, 198954), (1302, 165795), (1395, 154742), (1470, 146847), (1519, 142110), (1579, 136710), (1953, 110530), (2170, 99477), (2205, 97898), (2790, 77371), (3038, 71055), (3158, 68355), (3255, 66318), (3906, 55265), (4410, 48949), (4557, 47370), (4737, 45570), (6510, 33159), (7595, 28422), (7895, 27342), (9114, 23685), (9474, 22785), (9765, 22106), (11053, 19530), (13671, 15790), (14211, 15190)]