387843840

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:415

約数の個数: 216

約数和(自身を含む): 1357404048

約数和(自身を除く): 969560208

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, 120, 128, 131, 144, 160, 180, 192, 240, 256, 257, 262, 288, 320, 360, 384, 393, 480, 514, 524, 576, 640, 655, 720, 768, 771, 786, 960, 1028, 1048, 1152, 1179, 1280, 1285, 1310, 1440, 1542, 1572, 1920, 1965, 2056, 2096, 2304, 2313, 2358, 2570, 2620, 2880, 3084, 3144, 3840, 3855, 3930, 4112, 4192, 4626, 4716, 5140, 5240, 5760, 5895, 6168, 6288, 7710, 7860, 8224, 8384, 9252, 9432, 10280, 10480, 11520, 11565, 11790, 12336, 12576, 15420, 15720, 16448, 16768, 18504, 18864, 20560, 20960, 23130, 23580, 24672, 25152, 30840, 31440, 32896, 33536, 33667, 37008, 37728, 41120, 41920, 46260, 47160, 49344, 50304, 61680, 62880, 65792, 67334, 74016, 75456, 82240, 83840, 92520, 94320, 98688, 100608, 101001, 123360, 125760, 134668, 148032, 150912, 164480, 167680, 168335, 185040, 188640, 197376, 202002, 246720, 251520, 269336, 296064, 301824, 303003, 328960, 336670, 370080, 377280, 404004, 493440, 503040, 505005, 538672, 592128, 606006, 673340, 740160, 754560, 808008, 986880, 1010010, 1077344, 1212012, 1346680, 1480320, 1509120, 1515015, 1616016, 2020020, 2154688, 2424024, 2693360, 2960640, 3030030, 3232032, 4040040, 4309376, 4848048, 5386720, 6060060, 6464064, 8080080, 8618752, 9696096, 10773440, 12120120, 12928128, 16160160, 19392192, 21546880, 24240240, 25856256, 32320320, 38784384, 43093760, 48480480, 64640640, 77568768, 96960960, 129281280, 193921920, 387843840]

約数ペア:

[(1, 387843840), (2, 193921920), (3, 129281280), (4, 96960960), (5, 77568768), (6, 64640640), (8, 48480480), (9, 43093760), (10, 38784384), (12, 32320320), (15, 25856256), (16, 24240240), (18, 21546880), (20, 19392192), (24, 16160160), (30, 12928128), (32, 12120120), (36, 10773440), (40, 9696096), (45, 8618752), (48, 8080080), (60, 6464064), (64, 6060060), (72, 5386720), (80, 4848048), (90, 4309376), (96, 4040040), (120, 3232032), (128, 3030030), (131, 2960640), (144, 2693360), (160, 2424024), (180, 2154688), (192, 2020020), (240, 1616016), (256, 1515015), (257, 1509120), (262, 1480320), (288, 1346680), (320, 1212012), (360, 1077344), (384, 1010010), (393, 986880), (480, 808008), (514, 754560), (524, 740160), (576, 673340), (640, 606006), (655, 592128), (720, 538672), (768, 505005), (771, 503040), (786, 493440), (960, 404004), (1028, 377280), (1048, 370080), (1152, 336670), (1179, 328960), (1280, 303003), (1285, 301824), (1310, 296064), (1440, 269336), (1542, 251520), (1572, 246720), (1920, 202002), (1965, 197376), (2056, 188640), (2096, 185040), (2304, 168335), (2313, 167680), (2358, 164480), (2570, 150912), (2620, 148032), (2880, 134668), (3084, 125760), (3144, 123360), (3840, 101001), (3855, 100608), (3930, 98688), (4112, 94320), (4192, 92520), (4626, 83840), (4716, 82240), (5140, 75456), (5240, 74016), (5760, 67334), (5895, 65792), (6168, 62880), (6288, 61680), (7710, 50304), (7860, 49344), (8224, 47160), (8384, 46260), (9252, 41920), (9432, 41120), (10280, 37728), (10480, 37008), (11520, 33667), (11565, 33536), (11790, 32896), (12336, 31440), (12576, 30840), (15420, 25152), (15720, 24672), (16448, 23580), (16768, 23130), (18504, 20960), (18864, 20560)]