398699520

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:386

約数の個数: 176

約数和(自身を含む): 1292852448

約数和(自身を除く): 894152928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 160, 192, 202, 240, 256, 257, 303, 320, 384, 404, 480, 505, 512, 514, 606, 640, 768, 771, 808, 960, 1010, 1024, 1028, 1212, 1280, 1285, 1515, 1536, 1542, 1616, 1920, 2020, 2056, 2424, 2560, 2570, 3030, 3072, 3084, 3232, 3840, 3855, 4040, 4112, 4848, 5120, 5140, 6060, 6168, 6464, 7680, 7710, 8080, 8224, 9696, 10280, 12120, 12336, 12928, 15360, 15420, 16160, 16448, 19392, 20560, 24240, 24672, 25856, 25957, 30840, 32320, 32896, 38784, 41120, 48480, 49344, 51712, 51914, 61680, 64640, 65792, 77568, 77871, 82240, 96960, 98688, 103424, 103828, 123360, 129280, 129785, 131584, 155136, 155742, 164480, 193920, 197376, 207656, 246720, 258560, 259570, 263168, 310272, 311484, 328960, 387840, 389355, 394752, 415312, 493440, 517120, 519140, 622968, 657920, 775680, 778710, 789504, 830624, 986880, 1038280, 1245936, 1315840, 1551360, 1557420, 1661248, 1973760, 2076560, 2491872, 3114840, 3322496, 3947520, 4153120, 4983744, 6229680, 6644992, 8306240, 9967488, 12459360, 13289984, 16612480, 19934976, 24918720, 26579968, 33224960, 39869952, 49837440, 66449920, 79739904, 99674880, 132899840, 199349760, 398699520]

約数ペア:

[(1, 398699520), (2, 199349760), (3, 132899840), (4, 99674880), (5, 79739904), (6, 66449920), (8, 49837440), (10, 39869952), (12, 33224960), (15, 26579968), (16, 24918720), (20, 19934976), (24, 16612480), (30, 13289984), (32, 12459360), (40, 9967488), (48, 8306240), (60, 6644992), (64, 6229680), (80, 4983744), (96, 4153120), (101, 3947520), (120, 3322496), (128, 3114840), (160, 2491872), (192, 2076560), (202, 1973760), (240, 1661248), (256, 1557420), (257, 1551360), (303, 1315840), (320, 1245936), (384, 1038280), (404, 986880), (480, 830624), (505, 789504), (512, 778710), (514, 775680), (606, 657920), (640, 622968), (768, 519140), (771, 517120), (808, 493440), (960, 415312), (1010, 394752), (1024, 389355), (1028, 387840), (1212, 328960), (1280, 311484), (1285, 310272), (1515, 263168), (1536, 259570), (1542, 258560), (1616, 246720), (1920, 207656), (2020, 197376), (2056, 193920), (2424, 164480), (2560, 155742), (2570, 155136), (3030, 131584), (3072, 129785), (3084, 129280), (3232, 123360), (3840, 103828), (3855, 103424), (4040, 98688), (4112, 96960), (4848, 82240), (5120, 77871), (5140, 77568), (6060, 65792), (6168, 64640), (6464, 61680), (7680, 51914), (7710, 51712), (8080, 49344), (8224, 48480), (9696, 41120), (10280, 38784), (12120, 32896), (12336, 32320), (12928, 30840), (15360, 25957), (15420, 25856), (16160, 24672), (16448, 24240), (19392, 20560)]