156913920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:337

約数の個数: 216

約数和(自身を含む): 555301656

約数和(自身を除く): 398387736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 256, 257, 265, 288, 318, 320, 360, 384, 424, 477, 480, 514, 530, 576, 636, 640, 720, 768, 771, 795, 848, 954, 960, 1028, 1060, 1152, 1272, 1280, 1285, 1440, 1542, 1590, 1696, 1908, 1920, 2056, 2120, 2304, 2313, 2385, 2544, 2570, 2880, 3084, 3180, 3392, 3816, 3840, 3855, 4112, 4240, 4626, 4770, 5088, 5140, 5760, 6168, 6360, 6784, 7632, 7710, 8224, 8480, 9252, 9540, 10176, 10280, 11520, 11565, 12336, 12720, 13568, 13621, 15264, 15420, 16448, 16960, 18504, 19080, 20352, 20560, 23130, 24672, 25440, 27242, 30528, 30840, 32896, 33920, 37008, 38160, 40704, 40863, 41120, 46260, 49344, 50880, 54484, 61056, 61680, 65792, 67840, 68105, 74016, 76320, 81726, 82240, 92520, 98688, 101760, 108968, 122112, 122589, 123360, 136210, 148032, 152640, 163452, 164480, 185040, 197376, 203520, 204315, 217936, 245178, 246720, 272420, 296064, 305280, 326904, 328960, 370080, 408630, 435872, 490356, 493440, 544840, 592128, 610560, 612945, 653808, 740160, 817260, 871744, 980712, 986880, 1089680, 1225890, 1307616, 1480320, 1634520, 1743488, 1961424, 2179360, 2451780, 2615232, 2960640, 3269040, 3486976, 3922848, 4358720, 4903560, 5230464, 6538080, 7845696, 8717440, 9807120, 10460928, 13076160, 15691392, 17434880, 19614240, 26152320, 31382784, 39228480, 52304640, 78456960, 156913920]

約数ペア:

[(1, 156913920), (2, 78456960), (3, 52304640), (4, 39228480), (5, 31382784), (6, 26152320), (8, 19614240), (9, 17434880), (10, 15691392), (12, 13076160), (15, 10460928), (16, 9807120), (18, 8717440), (20, 7845696), (24, 6538080), (30, 5230464), (32, 4903560), (36, 4358720), (40, 3922848), (45, 3486976), (48, 3269040), (53, 2960640), (60, 2615232), (64, 2451780), (72, 2179360), (80, 1961424), (90, 1743488), (96, 1634520), (106, 1480320), (120, 1307616), (128, 1225890), (144, 1089680), (159, 986880), (160, 980712), (180, 871744), (192, 817260), (212, 740160), (240, 653808), (256, 612945), (257, 610560), (265, 592128), (288, 544840), (318, 493440), (320, 490356), (360, 435872), (384, 408630), (424, 370080), (477, 328960), (480, 326904), (514, 305280), (530, 296064), (576, 272420), (636, 246720), (640, 245178), (720, 217936), (768, 204315), (771, 203520), (795, 197376), (848, 185040), (954, 164480), (960, 163452), (1028, 152640), (1060, 148032), (1152, 136210), (1272, 123360), (1280, 122589), (1285, 122112), (1440, 108968), (1542, 101760), (1590, 98688), (1696, 92520), (1908, 82240), (1920, 81726), (2056, 76320), (2120, 74016), (2304, 68105), (2313, 67840), (2385, 65792), (2544, 61680), (2570, 61056), (2880, 54484), (3084, 50880), (3180, 49344), (3392, 46260), (3816, 41120), (3840, 40863), (3855, 40704), (4112, 38160), (4240, 37008), (4626, 33920), (4770, 32896), (5088, 30840), (5140, 30528), (5760, 27242), (6168, 25440), (6360, 24672), (6784, 23130), (7632, 20560), (7710, 20352), (8224, 19080), (8480, 18504), (9252, 16960), (9540, 16448), (10176, 15420), (10280, 15264), (11520, 13621), (11565, 13568), (12336, 12720)]