30875520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1237}}^1$

素因数の和:1272

約数の個数: 128

約数和(自身を含む): 106071840

約数和(自身を除く): 75196320

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, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1237, 1248, 1560, 1664, 1920, 2080, 2474, 2496, 3120, 3711, 4160, 4948, 4992, 6185, 6240, 7422, 8320, 9896, 12370, 12480, 14844, 16081, 18555, 19792, 24740, 24960, 29688, 32162, 37110, 39584, 48243, 49480, 59376, 64324, 74220, 79168, 80405, 96486, 98960, 118752, 128648, 148440, 158336, 160810, 192972, 197920, 237504, 241215, 257296, 296880, 321620, 385944, 395840, 475008, 482430, 514592, 593760, 643240, 771888, 791680, 964860, 1029184, 1187520, 1286480, 1543776, 1929720, 2058368, 2375040, 2572960, 3087552, 3859440, 5145920, 6175104, 7718880, 10291840, 15437760, 30875520]

約数ペア:

[(1, 30875520), (2, 15437760), (3, 10291840), (4, 7718880), (5, 6175104), (6, 5145920), (8, 3859440), (10, 3087552), (12, 2572960), (13, 2375040), (15, 2058368), (16, 1929720), (20, 1543776), (24, 1286480), (26, 1187520), (30, 1029184), (32, 964860), (39, 791680), (40, 771888), (48, 643240), (52, 593760), (60, 514592), (64, 482430), (65, 475008), (78, 395840), (80, 385944), (96, 321620), (104, 296880), (120, 257296), (128, 241215), (130, 237504), (156, 197920), (160, 192972), (192, 160810), (195, 158336), (208, 148440), (240, 128648), (260, 118752), (312, 98960), (320, 96486), (384, 80405), (390, 79168), (416, 74220), (480, 64324), (520, 59376), (624, 49480), (640, 48243), (780, 39584), (832, 37110), (960, 32162), (1040, 29688), (1237, 24960), (1248, 24740), (1560, 19792), (1664, 18555), (1920, 16081), (2080, 14844), (2474, 12480), (2496, 12370), (3120, 9896), (3711, 8320), (4160, 7422), (4948, 6240), (4992, 6185)]