217238580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 288

約数和(自身を含む): 774918144

約数和(自身を除く): 557679564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 43, 45, 51, 52, 60, 65, 68, 78, 85, 86, 90, 102, 117, 127, 129, 130, 153, 156, 170, 172, 180, 195, 204, 215, 221, 234, 254, 255, 258, 260, 306, 340, 381, 387, 390, 430, 442, 468, 508, 510, 516, 559, 585, 612, 635, 645, 663, 731, 762, 765, 774, 780, 860, 884, 1020, 1105, 1118, 1143, 1170, 1270, 1290, 1326, 1462, 1524, 1530, 1548, 1651, 1677, 1905, 1935, 1989, 2159, 2193, 2210, 2236, 2286, 2340, 2540, 2580, 2652, 2795, 2924, 3060, 3302, 3315, 3354, 3655, 3810, 3870, 3978, 4318, 4386, 4420, 4572, 4953, 5031, 5461, 5590, 5715, 6477, 6579, 6604, 6630, 6708, 7310, 7620, 7740, 7956, 8255, 8385, 8636, 8772, 9503, 9906, 9945, 10062, 10795, 10922, 10965, 11180, 11430, 12954, 13158, 13260, 14620, 14859, 16383, 16510, 16770, 19006, 19431, 19812, 19890, 20124, 21590, 21844, 21930, 22860, 24765, 25155, 25908, 26316, 27305, 28067, 28509, 29718, 32385, 32766, 32895, 33020, 33540, 38012, 38862, 39780, 43180, 43860, 47515, 49149, 49530, 50310, 54610, 56134, 57018, 59436, 64770, 65532, 65790, 70993, 74295, 77724, 81915, 84201, 85527, 92837, 95030, 97155, 98298, 99060, 100620, 109220, 112268, 114036, 129540, 131580, 140335, 141986, 142545, 148590, 163830, 168402, 171054, 185674, 190060, 194310, 196596, 212979, 245745, 252603, 278511, 280670, 283972, 285090, 297180, 327660, 336804, 342108, 354965, 371348, 388620, 421005, 425958, 427635, 464185, 491490, 505206, 557022, 561340, 570180, 638937, 709930, 835533, 842010, 851916, 855270, 928370, 982980, 1010412, 1064895, 1114044, 1206881, 1263015, 1277874, 1392555, 1419860, 1671066, 1684020, 1710540, 1856740, 2129790, 2413762, 2526030, 2555748, 2785110, 3194685, 3342132, 3620643, 4177665, 4259580, 4827524, 5052060, 5570220, 6034405, 6389370, 7241286, 8355330, 10861929, 12068810, 12778740, 14482572, 16710660, 18103215, 21723858, 24137620, 36206430, 43447716, 54309645, 72412860, 108619290, 217238580]

約数ペア:

[(1, 217238580), (2, 108619290), (3, 72412860), (4, 54309645), (5, 43447716), (6, 36206430), (9, 24137620), (10, 21723858), (12, 18103215), (13, 16710660), (15, 14482572), (17, 12778740), (18, 12068810), (20, 10861929), (26, 8355330), (30, 7241286), (34, 6389370), (36, 6034405), (39, 5570220), (43, 5052060), (45, 4827524), (51, 4259580), (52, 4177665), (60, 3620643), (65, 3342132), (68, 3194685), (78, 2785110), (85, 2555748), (86, 2526030), (90, 2413762), (102, 2129790), (117, 1856740), (127, 1710540), (129, 1684020), (130, 1671066), (153, 1419860), (156, 1392555), (170, 1277874), (172, 1263015), (180, 1206881), (195, 1114044), (204, 1064895), (215, 1010412), (221, 982980), (234, 928370), (254, 855270), (255, 851916), (258, 842010), (260, 835533), (306, 709930), (340, 638937), (381, 570180), (387, 561340), (390, 557022), (430, 505206), (442, 491490), (468, 464185), (508, 427635), (510, 425958), (516, 421005), (559, 388620), (585, 371348), (612, 354965), (635, 342108), (645, 336804), (663, 327660), (731, 297180), (762, 285090), (765, 283972), (774, 280670), (780, 278511), (860, 252603), (884, 245745), (1020, 212979), (1105, 196596), (1118, 194310), (1143, 190060), (1170, 185674), (1270, 171054), (1290, 168402), (1326, 163830), (1462, 148590), (1524, 142545), (1530, 141986), (1548, 140335), (1651, 131580), (1677, 129540), (1905, 114036), (1935, 112268), (1989, 109220), (2159, 100620), (2193, 99060), (2210, 98298), (2236, 97155), (2286, 95030), (2340, 92837), (2540, 85527), (2580, 84201), (2652, 81915), (2795, 77724), (2924, 74295), (3060, 70993), (3302, 65790), (3315, 65532), (3354, 64770), (3655, 59436), (3810, 57018), (3870, 56134), (3978, 54610), (4318, 50310), (4386, 49530), (4420, 49149), (4572, 47515), (4953, 43860), (5031, 43180), (5461, 39780), (5590, 38862), (5715, 38012), (6477, 33540), (6579, 33020), (6604, 32895), (6630, 32766), (6708, 32385), (7310, 29718), (7620, 28509), (7740, 28067), (7956, 27305), (8255, 26316), (8385, 25908), (8636, 25155), (8772, 24765), (9503, 22860), (9906, 21930), (9945, 21844), (10062, 21590), (10795, 20124), (10922, 19890), (10965, 19812), (11180, 19431), (11430, 19006), (12954, 16770), (13158, 16510), (13260, 16383), (14620, 14859)]