217783440

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{6173}}^1$

素因数の和:6206

約数の個数: 180

約数和(自身を含む): 850937724

約数和(自身を除く): 633154284

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 6173, 7056, 8820, 11760, 12346, 17640, 18519, 24692, 30865, 35280, 37038, 43211, 49384, 55557, 61730, 74076, 86422, 92595, 98768, 111114, 123460, 129633, 148152, 172844, 185190, 216055, 222228, 246920, 259266, 277785, 296304, 302477, 345688, 370380, 388899, 432110, 444456, 493840, 518532, 555570, 604954, 648165, 691376, 740760, 777798, 864220, 888912, 907431, 1037064, 1111140, 1209908, 1296330, 1481520, 1512385, 1555596, 1728440, 1814862, 1944495, 2074128, 2222280, 2419816, 2592660, 2722293, 3024770, 3111192, 3456880, 3629724, 3888990, 4444560, 4537155, 4839632, 5185320, 5444586, 6049540, 6222384, 7259448, 7777980, 9074310, 10370640, 10889172, 12099080, 13611465, 14518896, 15555960, 18148620, 21778344, 24198160, 27222930, 31111920, 36297240, 43556688, 54445860, 72594480, 108891720, 217783440]

約数ペア:

[(1, 217783440), (2, 108891720), (3, 72594480), (4, 54445860), (5, 43556688), (6, 36297240), (7, 31111920), (8, 27222930), (9, 24198160), (10, 21778344), (12, 18148620), (14, 15555960), (15, 14518896), (16, 13611465), (18, 12099080), (20, 10889172), (21, 10370640), (24, 9074310), (28, 7777980), (30, 7259448), (35, 6222384), (36, 6049540), (40, 5444586), (42, 5185320), (45, 4839632), (48, 4537155), (49, 4444560), (56, 3888990), (60, 3629724), (63, 3456880), (70, 3111192), (72, 3024770), (80, 2722293), (84, 2592660), (90, 2419816), (98, 2222280), (105, 2074128), (112, 1944495), (120, 1814862), (126, 1728440), (140, 1555596), (144, 1512385), (147, 1481520), (168, 1296330), (180, 1209908), (196, 1111140), (210, 1037064), (240, 907431), (245, 888912), (252, 864220), (280, 777798), (294, 740760), (315, 691376), (336, 648165), (360, 604954), (392, 555570), (420, 518532), (441, 493840), (490, 444456), (504, 432110), (560, 388899), (588, 370380), (630, 345688), (720, 302477), (735, 296304), (784, 277785), (840, 259266), (882, 246920), (980, 222228), (1008, 216055), (1176, 185190), (1260, 172844), (1470, 148152), (1680, 129633), (1764, 123460), (1960, 111114), (2205, 98768), (2352, 92595), (2520, 86422), (2940, 74076), (3528, 61730), (3920, 55557), (4410, 49384), (5040, 43211), (5880, 37038), (6173, 35280), (7056, 30865), (8820, 24692), (11760, 18519), (12346, 17640)]