217258470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:388

約数の個数: 256

約数和(自身を含む): 722856960

約数和(自身を除く): 505598490

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 17, 18, 22, 26, 27, 30, 33, 34, 39, 45, 51, 54, 55, 65, 66, 78, 85, 90, 99, 102, 110, 117, 130, 135, 143, 153, 165, 170, 187, 195, 198, 221, 234, 255, 270, 286, 297, 306, 330, 331, 351, 374, 390, 429, 442, 459, 495, 510, 561, 585, 594, 662, 663, 702, 715, 765, 858, 918, 935, 990, 993, 1105, 1122, 1170, 1287, 1326, 1430, 1485, 1530, 1655, 1683, 1755, 1870, 1986, 1989, 2145, 2210, 2295, 2431, 2574, 2805, 2970, 2979, 3310, 3315, 3366, 3510, 3641, 3861, 3978, 4290, 4303, 4590, 4862, 4965, 5049, 5610, 5627, 5958, 5967, 6435, 6630, 7282, 7293, 7722, 8415, 8606, 8937, 9930, 9945, 10098, 10923, 11254, 11934, 12155, 12870, 12909, 14586, 14895, 16830, 16881, 17874, 18205, 19305, 19890, 21515, 21846, 21879, 24310, 25245, 25818, 28135, 29790, 29835, 32769, 33762, 36410, 36465, 38610, 38727, 43030, 43758, 44685, 47333, 50490, 50643, 54615, 56270, 59670, 61897, 64545, 65538, 65637, 72930, 73151, 77454, 84405, 89370, 94666, 98307, 101286, 109230, 109395, 116181, 123794, 129090, 131274, 141999, 146302, 151929, 163845, 168810, 185691, 193635, 196614, 218790, 219453, 232362, 236665, 253215, 283998, 303858, 309485, 327690, 328185, 365755, 371382, 387270, 425997, 438906, 473330, 491535, 506430, 557073, 580905, 618970, 656370, 658359, 709995, 731510, 759645, 804661, 851994, 928455, 983070, 1097265, 1114146, 1161810, 1277991, 1316718, 1419990, 1519290, 1609322, 1671219, 1856910, 1975077, 2129985, 2194530, 2413983, 2555982, 2785365, 3291795, 3342438, 3950154, 4023305, 4259970, 4827966, 5570730, 6389955, 6583590, 7241949, 8046610, 8356095, 9875385, 12069915, 12779910, 14483898, 16712190, 19750770, 21725847, 24139830, 36209745, 43451694, 72419490, 108629235, 217258470]

約数ペア:

[(1, 217258470), (2, 108629235), (3, 72419490), (5, 43451694), (6, 36209745), (9, 24139830), (10, 21725847), (11, 19750770), (13, 16712190), (15, 14483898), (17, 12779910), (18, 12069915), (22, 9875385), (26, 8356095), (27, 8046610), (30, 7241949), (33, 6583590), (34, 6389955), (39, 5570730), (45, 4827966), (51, 4259970), (54, 4023305), (55, 3950154), (65, 3342438), (66, 3291795), (78, 2785365), (85, 2555982), (90, 2413983), (99, 2194530), (102, 2129985), (110, 1975077), (117, 1856910), (130, 1671219), (135, 1609322), (143, 1519290), (153, 1419990), (165, 1316718), (170, 1277991), (187, 1161810), (195, 1114146), (198, 1097265), (221, 983070), (234, 928455), (255, 851994), (270, 804661), (286, 759645), (297, 731510), (306, 709995), (330, 658359), (331, 656370), (351, 618970), (374, 580905), (390, 557073), (429, 506430), (442, 491535), (459, 473330), (495, 438906), (510, 425997), (561, 387270), (585, 371382), (594, 365755), (662, 328185), (663, 327690), (702, 309485), (715, 303858), (765, 283998), (858, 253215), (918, 236665), (935, 232362), (990, 219453), (993, 218790), (1105, 196614), (1122, 193635), (1170, 185691), (1287, 168810), (1326, 163845), (1430, 151929), (1485, 146302), (1530, 141999), (1655, 131274), (1683, 129090), (1755, 123794), (1870, 116181), (1986, 109395), (1989, 109230), (2145, 101286), (2210, 98307), (2295, 94666), (2431, 89370), (2574, 84405), (2805, 77454), (2970, 73151), (2979, 72930), (3310, 65637), (3315, 65538), (3366, 64545), (3510, 61897), (3641, 59670), (3861, 56270), (3978, 54615), (4290, 50643), (4303, 50490), (4590, 47333), (4862, 44685), (4965, 43758), (5049, 43030), (5610, 38727), (5627, 38610), (5958, 36465), (5967, 36410), (6435, 33762), (6630, 32769), (7282, 29835), (7293, 29790), (7722, 28135), (8415, 25818), (8606, 25245), (8937, 24310), (9930, 21879), (9945, 21846), (10098, 21515), (10923, 19890), (11254, 19305), (11934, 18205), (12155, 17874), (12870, 16881), (12909, 16830), (14586, 14895)]