15255520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 42130368

約数和(自身を除く): 26874848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 70, 80, 106, 112, 140, 160, 212, 224, 257, 265, 280, 371, 424, 514, 530, 560, 742, 848, 1028, 1060, 1120, 1285, 1484, 1696, 1799, 1855, 2056, 2120, 2570, 2968, 3598, 3710, 4112, 4240, 5140, 5936, 7196, 7420, 8224, 8480, 8995, 10280, 11872, 13621, 14392, 14840, 17990, 20560, 27242, 28784, 29680, 35980, 41120, 54484, 57568, 59360, 68105, 71960, 95347, 108968, 136210, 143920, 190694, 217936, 272420, 287840, 381388, 435872, 476735, 544840, 762776, 953470, 1089680, 1525552, 1906940, 2179360, 3051104, 3813880, 7627760, 15255520]

約数ペア:

[(1, 15255520), (2, 7627760), (4, 3813880), (5, 3051104), (7, 2179360), (8, 1906940), (10, 1525552), (14, 1089680), (16, 953470), (20, 762776), (28, 544840), (32, 476735), (35, 435872), (40, 381388), (53, 287840), (56, 272420), (70, 217936), (80, 190694), (106, 143920), (112, 136210), (140, 108968), (160, 95347), (212, 71960), (224, 68105), (257, 59360), (265, 57568), (280, 54484), (371, 41120), (424, 35980), (514, 29680), (530, 28784), (560, 27242), (742, 20560), (848, 17990), (1028, 14840), (1060, 14392), (1120, 13621), (1285, 11872), (1484, 10280), (1696, 8995), (1799, 8480), (1855, 8224), (2056, 7420), (2120, 7196), (2570, 5936), (2968, 5140), (3598, 4240), (3710, 4112)]