171338580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:479

約数の個数: 288

約数和(自身を含む): 663586560

約数和(自身を除く): 492247980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 19, 20, 21, 28, 30, 34, 35, 36, 38, 42, 45, 51, 57, 60, 63, 68, 70, 76, 84, 85, 90, 95, 102, 105, 114, 119, 126, 133, 140, 153, 170, 171, 180, 190, 204, 210, 228, 238, 252, 255, 266, 285, 306, 315, 323, 340, 342, 357, 380, 399, 420, 421, 476, 510, 532, 570, 595, 612, 630, 646, 665, 684, 714, 765, 798, 842, 855, 969, 1020, 1071, 1140, 1190, 1197, 1260, 1263, 1292, 1330, 1428, 1530, 1596, 1615, 1684, 1710, 1785, 1938, 1995, 2105, 2142, 2261, 2380, 2394, 2526, 2660, 2907, 2947, 3060, 3230, 3420, 3570, 3789, 3876, 3990, 4210, 4284, 4522, 4788, 4845, 5052, 5355, 5814, 5894, 5985, 6315, 6460, 6783, 7140, 7157, 7578, 7980, 7999, 8420, 8841, 9044, 9690, 10710, 11305, 11628, 11788, 11970, 12630, 13566, 14314, 14535, 14735, 15156, 15998, 17682, 18945, 19380, 20349, 21420, 21471, 22610, 23940, 23997, 25260, 26523, 27132, 28628, 29070, 29470, 31996, 33915, 35364, 35785, 37890, 39995, 40698, 42942, 44205, 45220, 47994, 50099, 53046, 55993, 58140, 58940, 64413, 67830, 71570, 71991, 75780, 79990, 81396, 85884, 88410, 95988, 100198, 101745, 106092, 107355, 111986, 119985, 128826, 132615, 135660, 135983, 143140, 143982, 150297, 159980, 167979, 176820, 200396, 203490, 214710, 223972, 239970, 250495, 257652, 265230, 271966, 279965, 287964, 300594, 322065, 335958, 359955, 406980, 407949, 429420, 450891, 479940, 500990, 503937, 530460, 543932, 559930, 601188, 644130, 671916, 679915, 719910, 751485, 815898, 839895, 901782, 951881, 1001980, 1007874, 1119860, 1223847, 1288260, 1359830, 1439820, 1502970, 1631796, 1679790, 1803564, 1903762, 2015748, 2039745, 2254455, 2447694, 2519685, 2719660, 2855643, 3005940, 3359580, 3807524, 4079490, 4508910, 4759405, 4895388, 5039370, 5711286, 6119235, 8158980, 8566929, 9017820, 9518810, 10078740, 11422572, 12238470, 14278215, 17133858, 19037620, 24476940, 28556430, 34267716, 42834645, 57112860, 85669290, 171338580]

約数ペア:

[(1, 171338580), (2, 85669290), (3, 57112860), (4, 42834645), (5, 34267716), (6, 28556430), (7, 24476940), (9, 19037620), (10, 17133858), (12, 14278215), (14, 12238470), (15, 11422572), (17, 10078740), (18, 9518810), (19, 9017820), (20, 8566929), (21, 8158980), (28, 6119235), (30, 5711286), (34, 5039370), (35, 4895388), (36, 4759405), (38, 4508910), (42, 4079490), (45, 3807524), (51, 3359580), (57, 3005940), (60, 2855643), (63, 2719660), (68, 2519685), (70, 2447694), (76, 2254455), (84, 2039745), (85, 2015748), (90, 1903762), (95, 1803564), (102, 1679790), (105, 1631796), (114, 1502970), (119, 1439820), (126, 1359830), (133, 1288260), (140, 1223847), (153, 1119860), (170, 1007874), (171, 1001980), (180, 951881), (190, 901782), (204, 839895), (210, 815898), (228, 751485), (238, 719910), (252, 679915), (255, 671916), (266, 644130), (285, 601188), (306, 559930), (315, 543932), (323, 530460), (340, 503937), (342, 500990), (357, 479940), (380, 450891), (399, 429420), (420, 407949), (421, 406980), (476, 359955), (510, 335958), (532, 322065), (570, 300594), (595, 287964), (612, 279965), (630, 271966), (646, 265230), (665, 257652), (684, 250495), (714, 239970), (765, 223972), (798, 214710), (842, 203490), (855, 200396), (969, 176820), (1020, 167979), (1071, 159980), (1140, 150297), (1190, 143982), (1197, 143140), (1260, 135983), (1263, 135660), (1292, 132615), (1330, 128826), (1428, 119985), (1530, 111986), (1596, 107355), (1615, 106092), (1684, 101745), (1710, 100198), (1785, 95988), (1938, 88410), (1995, 85884), (2105, 81396), (2142, 79990), (2261, 75780), (2380, 71991), (2394, 71570), (2526, 67830), (2660, 64413), (2907, 58940), (2947, 58140), (3060, 55993), (3230, 53046), (3420, 50099), (3570, 47994), (3789, 45220), (3876, 44205), (3990, 42942), (4210, 40698), (4284, 39995), (4522, 37890), (4788, 35785), (4845, 35364), (5052, 33915), (5355, 31996), (5814, 29470), (5894, 29070), (5985, 28628), (6315, 27132), (6460, 26523), (6783, 25260), (7140, 23997), (7157, 23940), (7578, 22610), (7980, 21471), (7999, 21420), (8420, 20349), (8841, 19380), (9044, 18945), (9690, 17682), (10710, 15998), (11305, 15156), (11628, 14735), (11788, 14535), (11970, 14314), (12630, 13566)]