239397340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 707857920

約数和(自身を除く): 468460580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 23, 26, 28, 35, 38, 43, 46, 49, 52, 65, 70, 76, 86, 91, 92, 95, 98, 115, 130, 133, 140, 161, 172, 182, 190, 196, 215, 230, 245, 247, 260, 266, 299, 301, 322, 364, 380, 430, 437, 455, 460, 490, 494, 532, 559, 598, 602, 637, 644, 665, 805, 817, 860, 874, 910, 931, 980, 988, 989, 1118, 1127, 1196, 1204, 1235, 1274, 1330, 1495, 1505, 1610, 1634, 1729, 1748, 1820, 1862, 1978, 2093, 2107, 2185, 2236, 2254, 2470, 2548, 2660, 2795, 2990, 3010, 3059, 3185, 3220, 3268, 3458, 3724, 3913, 3956, 4085, 4186, 4214, 4370, 4508, 4655, 4940, 4945, 5590, 5635, 5681, 5719, 5980, 6020, 6118, 6370, 6916, 6923, 7826, 8170, 8372, 8428, 8645, 8740, 9310, 9890, 10465, 10535, 10621, 11180, 11270, 11362, 11438, 12103, 12236, 12740, 12857, 13846, 14651, 15295, 15652, 16340, 17290, 18620, 18791, 19565, 19780, 20930, 21070, 21242, 21413, 22540, 22724, 22876, 24206, 25714, 27391, 27692, 28405, 28595, 29302, 30590, 34580, 34615, 37582, 39130, 39767, 40033, 41860, 42140, 42484, 42826, 48412, 48461, 51428, 53105, 54782, 56810, 57190, 58604, 60515, 61180, 64285, 69230, 73255, 74347, 75164, 78260, 79534, 80066, 85652, 89999, 93955, 96922, 106210, 107065, 109564, 113620, 114380, 121030, 128570, 131537, 136955, 138460, 146510, 148694, 159068, 160132, 179998, 187910, 193844, 198835, 200165, 212420, 214130, 242060, 242305, 244283, 257140, 263074, 273910, 278369, 293020, 297388, 359996, 371735, 375820, 397670, 400330, 428260, 449995, 484610, 488566, 520429, 526148, 547820, 556738, 629993, 657685, 743470, 795340, 800660, 899990, 920759, 969220, 977132, 1040858, 1113476, 1221415, 1259986, 1315370, 1391845, 1486940, 1709981, 1799980, 1841518, 2081716, 2442830, 2519972, 2602145, 2630740, 2783690, 3149965, 3419962, 3683036, 4603795, 4885660, 5204290, 5567380, 6299930, 6839924, 8549905, 9207590, 10408580, 11969867, 12599860, 17099810, 18415180, 23939734, 34199620, 47879468, 59849335, 119698670, 239397340]

約数ペア:

[(1, 239397340), (2, 119698670), (4, 59849335), (5, 47879468), (7, 34199620), (10, 23939734), (13, 18415180), (14, 17099810), (19, 12599860), (20, 11969867), (23, 10408580), (26, 9207590), (28, 8549905), (35, 6839924), (38, 6299930), (43, 5567380), (46, 5204290), (49, 4885660), (52, 4603795), (65, 3683036), (70, 3419962), (76, 3149965), (86, 2783690), (91, 2630740), (92, 2602145), (95, 2519972), (98, 2442830), (115, 2081716), (130, 1841518), (133, 1799980), (140, 1709981), (161, 1486940), (172, 1391845), (182, 1315370), (190, 1259986), (196, 1221415), (215, 1113476), (230, 1040858), (245, 977132), (247, 969220), (260, 920759), (266, 899990), (299, 800660), (301, 795340), (322, 743470), (364, 657685), (380, 629993), (430, 556738), (437, 547820), (455, 526148), (460, 520429), (490, 488566), (494, 484610), (532, 449995), (559, 428260), (598, 400330), (602, 397670), (637, 375820), (644, 371735), (665, 359996), (805, 297388), (817, 293020), (860, 278369), (874, 273910), (910, 263074), (931, 257140), (980, 244283), (988, 242305), (989, 242060), (1118, 214130), (1127, 212420), (1196, 200165), (1204, 198835), (1235, 193844), (1274, 187910), (1330, 179998), (1495, 160132), (1505, 159068), (1610, 148694), (1634, 146510), (1729, 138460), (1748, 136955), (1820, 131537), (1862, 128570), (1978, 121030), (2093, 114380), (2107, 113620), (2185, 109564), (2236, 107065), (2254, 106210), (2470, 96922), (2548, 93955), (2660, 89999), (2795, 85652), (2990, 80066), (3010, 79534), (3059, 78260), (3185, 75164), (3220, 74347), (3268, 73255), (3458, 69230), (3724, 64285), (3913, 61180), (3956, 60515), (4085, 58604), (4186, 57190), (4214, 56810), (4370, 54782), (4508, 53105), (4655, 51428), (4940, 48461), (4945, 48412), (5590, 42826), (5635, 42484), (5681, 42140), (5719, 41860), (5980, 40033), (6020, 39767), (6118, 39130), (6370, 37582), (6916, 34615), (6923, 34580), (7826, 30590), (8170, 29302), (8372, 28595), (8428, 28405), (8645, 27692), (8740, 27391), (9310, 25714), (9890, 24206), (10465, 22876), (10535, 22724), (10621, 22540), (11180, 21413), (11270, 21242), (11362, 21070), (11438, 20930), (12103, 19780), (12236, 19565), (12740, 18791), (12857, 18620), (13846, 17290), (14651, 16340), (15295, 15652)]