28308270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:601

約数の個数: 64

約数和(自身を含む): 71424000

約数和(自身を除く): 43115730

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 61, 62, 93, 122, 155, 183, 186, 305, 310, 366, 465, 499, 610, 915, 930, 998, 1497, 1830, 1891, 2495, 2994, 3782, 4990, 5673, 7485, 9455, 11346, 14970, 15469, 18910, 28365, 30439, 30938, 46407, 56730, 60878, 77345, 91317, 92814, 152195, 154690, 182634, 232035, 304390, 456585, 464070, 913170, 943609, 1887218, 2830827, 4718045, 5661654, 9436090, 14154135, 28308270]

約数ペア:

[(1, 28308270), (2, 14154135), (3, 9436090), (5, 5661654), (6, 4718045), (10, 2830827), (15, 1887218), (30, 943609), (31, 913170), (61, 464070), (62, 456585), (93, 304390), (122, 232035), (155, 182634), (183, 154690), (186, 152195), (305, 92814), (310, 91317), (366, 77345), (465, 60878), (499, 56730), (610, 46407), (915, 30938), (930, 30439), (998, 28365), (1497, 18910), (1830, 15469), (1891, 14970), (2495, 11346), (2994, 9455), (3782, 7485), (4990, 5673)]