19682730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 52876800

約数和(自身を除く): 33194070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 269, 270, 271, 538, 542, 807, 813, 1345, 1355, 1614, 1626, 2421, 2439, 2690, 2710, 4035, 4065, 4842, 4878, 7263, 7317, 8070, 8130, 12105, 12195, 14526, 14634, 24210, 24390, 36315, 36585, 72630, 72899, 73170, 145798, 218697, 364495, 437394, 656091, 728990, 1093485, 1312182, 1968273, 2186970, 3280455, 3936546, 6560910, 9841365, 19682730]

約数ペア:

[(1, 19682730), (2, 9841365), (3, 6560910), (5, 3936546), (6, 3280455), (9, 2186970), (10, 1968273), (15, 1312182), (18, 1093485), (27, 728990), (30, 656091), (45, 437394), (54, 364495), (90, 218697), (135, 145798), (269, 73170), (270, 72899), (271, 72630), (538, 36585), (542, 36315), (807, 24390), (813, 24210), (1345, 14634), (1355, 14526), (1614, 12195), (1626, 12105), (2421, 8130), (2439, 8070), (2690, 7317), (2710, 7263), (4035, 4878), (4065, 4842)]