388615680

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:297

約数の個数: 240

約数和(自身を含む): 1367349984

約数和(自身を除く): 978734304

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 101, 120, 128, 144, 160, 167, 180, 192, 202, 240, 256, 288, 303, 320, 334, 360, 384, 404, 480, 501, 505, 512, 576, 606, 640, 668, 720, 768, 808, 835, 909, 960, 1002, 1010, 1152, 1212, 1280, 1336, 1440, 1503, 1515, 1536, 1616, 1670, 1818, 1920, 2004, 2020, 2304, 2424, 2505, 2560, 2672, 2880, 3006, 3030, 3232, 3340, 3636, 3840, 4008, 4040, 4545, 4608, 4848, 5010, 5344, 5760, 6012, 6060, 6464, 6680, 7272, 7515, 7680, 8016, 8080, 9090, 9696, 10020, 10688, 11520, 12024, 12120, 12928, 13360, 14544, 15030, 16032, 16160, 16867, 18180, 19392, 20040, 21376, 23040, 24048, 24240, 25856, 26720, 29088, 30060, 32064, 32320, 33734, 36360, 38784, 40080, 42752, 48096, 48480, 50601, 51712, 53440, 58176, 60120, 64128, 64640, 67468, 72720, 77568, 80160, 84335, 85504, 96192, 96960, 101202, 106880, 116352, 120240, 128256, 129280, 134936, 145440, 151803, 155136, 160320, 168670, 192384, 193920, 202404, 213760, 232704, 240480, 253005, 256512, 258560, 269872, 290880, 303606, 320640, 337340, 384768, 387840, 404808, 427520, 465408, 480960, 506010, 539744, 581760, 607212, 641280, 674680, 759015, 769536, 775680, 809616, 961920, 1012020, 1079488, 1163520, 1214424, 1282560, 1349360, 1518030, 1619232, 1923840, 2024040, 2158976, 2327040, 2428848, 2698720, 3036060, 3238464, 3847680, 4048080, 4317952, 4857696, 5397440, 6072120, 6476928, 8096160, 8635904, 9715392, 10794880, 12144240, 12953856, 16192320, 19430784, 21589760, 24288480, 25907712, 32384640, 38861568, 43179520, 48576960, 64769280, 77723136, 97153920, 129538560, 194307840, 388615680]

約数ペア:

[(1, 388615680), (2, 194307840), (3, 129538560), (4, 97153920), (5, 77723136), (6, 64769280), (8, 48576960), (9, 43179520), (10, 38861568), (12, 32384640), (15, 25907712), (16, 24288480), (18, 21589760), (20, 19430784), (24, 16192320), (30, 12953856), (32, 12144240), (36, 10794880), (40, 9715392), (45, 8635904), (48, 8096160), (60, 6476928), (64, 6072120), (72, 5397440), (80, 4857696), (90, 4317952), (96, 4048080), (101, 3847680), (120, 3238464), (128, 3036060), (144, 2698720), (160, 2428848), (167, 2327040), (180, 2158976), (192, 2024040), (202, 1923840), (240, 1619232), (256, 1518030), (288, 1349360), (303, 1282560), (320, 1214424), (334, 1163520), (360, 1079488), (384, 1012020), (404, 961920), (480, 809616), (501, 775680), (505, 769536), (512, 759015), (576, 674680), (606, 641280), (640, 607212), (668, 581760), (720, 539744), (768, 506010), (808, 480960), (835, 465408), (909, 427520), (960, 404808), (1002, 387840), (1010, 384768), (1152, 337340), (1212, 320640), (1280, 303606), (1336, 290880), (1440, 269872), (1503, 258560), (1515, 256512), (1536, 253005), (1616, 240480), (1670, 232704), (1818, 213760), (1920, 202404), (2004, 193920), (2020, 192384), (2304, 168670), (2424, 160320), (2505, 155136), (2560, 151803), (2672, 145440), (2880, 134936), (3006, 129280), (3030, 128256), (3232, 120240), (3340, 116352), (3636, 106880), (3840, 101202), (4008, 96960), (4040, 96192), (4545, 85504), (4608, 84335), (4848, 80160), (5010, 77568), (5344, 72720), (5760, 67468), (6012, 64640), (6060, 64128), (6464, 60120), (6680, 58176), (7272, 53440), (7515, 51712), (7680, 50601), (8016, 48480), (8080, 48096), (9090, 42752), (9696, 40080), (10020, 38784), (10688, 36360), (11520, 33734), (12024, 32320), (12120, 32064), (12928, 30060), (13360, 29088), (14544, 26720), (15030, 25856), (16032, 24240), (16160, 24048), (16867, 23040), (18180, 21376), (19392, 20040)]