12030720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 41550432

約数和(自身を除く): 29519712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 241, 256, 260, 312, 320, 384, 390, 416, 480, 482, 520, 624, 640, 723, 768, 780, 832, 960, 964, 1040, 1205, 1248, 1280, 1446, 1560, 1664, 1920, 1928, 2080, 2410, 2496, 2892, 3120, 3133, 3328, 3615, 3840, 3856, 4160, 4820, 4992, 5784, 6240, 6266, 7230, 7712, 8320, 9399, 9640, 9984, 11568, 12480, 12532, 14460, 15424, 15665, 16640, 18798, 19280, 23136, 24960, 25064, 28920, 30848, 31330, 37596, 38560, 46272, 46995, 49920, 50128, 57840, 61696, 62660, 75192, 77120, 92544, 93990, 100256, 115680, 125320, 150384, 154240, 185088, 187980, 200512, 231360, 250640, 300768, 308480, 375960, 401024, 462720, 501280, 601536, 751920, 802048, 925440, 1002560, 1203072, 1503840, 2005120, 2406144, 3007680, 4010240, 6015360, 12030720]

約数ペア:

[(1, 12030720), (2, 6015360), (3, 4010240), (4, 3007680), (5, 2406144), (6, 2005120), (8, 1503840), (10, 1203072), (12, 1002560), (13, 925440), (15, 802048), (16, 751920), (20, 601536), (24, 501280), (26, 462720), (30, 401024), (32, 375960), (39, 308480), (40, 300768), (48, 250640), (52, 231360), (60, 200512), (64, 187980), (65, 185088), (78, 154240), (80, 150384), (96, 125320), (104, 115680), (120, 100256), (128, 93990), (130, 92544), (156, 77120), (160, 75192), (192, 62660), (195, 61696), (208, 57840), (240, 50128), (241, 49920), (256, 46995), (260, 46272), (312, 38560), (320, 37596), (384, 31330), (390, 30848), (416, 28920), (480, 25064), (482, 24960), (520, 23136), (624, 19280), (640, 18798), (723, 16640), (768, 15665), (780, 15424), (832, 14460), (960, 12532), (964, 12480), (1040, 11568), (1205, 9984), (1248, 9640), (1280, 9399), (1446, 8320), (1560, 7712), (1664, 7230), (1920, 6266), (1928, 6240), (2080, 5784), (2410, 4992), (2496, 4820), (2892, 4160), (3120, 3856), (3133, 3840), (3328, 3615)]