28322730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5521}}^1$

素因数の和:5556

約数の個数: 64

約数和(自身を含む): 79516800

約数和(自身を除く): 51194070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 5130, 5521, 11042, 16563, 27605, 33126, 49689, 55210, 82815, 99378, 104899, 149067, 165630, 209798, 248445, 298134, 314697, 496890, 524495, 629394, 745335, 944091, 1048990, 1490670, 1573485, 1888182, 2832273, 3146970, 4720455, 5664546, 9440910, 14161365, 28322730]

約数ペア:

[(1, 28322730), (2, 14161365), (3, 9440910), (5, 5664546), (6, 4720455), (9, 3146970), (10, 2832273), (15, 1888182), (18, 1573485), (19, 1490670), (27, 1048990), (30, 944091), (38, 745335), (45, 629394), (54, 524495), (57, 496890), (90, 314697), (95, 298134), (114, 248445), (135, 209798), (171, 165630), (190, 149067), (270, 104899), (285, 99378), (342, 82815), (513, 55210), (570, 49689), (855, 33126), (1026, 27605), (1710, 16563), (2565, 11042), (5130, 5521)]