198509910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6571}}^1$

素因数の和:6653

約数の個数: 64

約数和(自身を含む): 511038720

約数和(自身を除く): 312528810

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 53, 57, 95, 106, 114, 159, 190, 265, 285, 318, 530, 570, 795, 1007, 1590, 2014, 3021, 5035, 6042, 6571, 10070, 13142, 15105, 19713, 30210, 32855, 39426, 65710, 98565, 124849, 197130, 249698, 348263, 374547, 624245, 696526, 749094, 1044789, 1248490, 1741315, 1872735, 2089578, 3482630, 3745470, 5223945, 6616997, 10447890, 13233994, 19850991, 33084985, 39701982, 66169970, 99254955, 198509910]

約数ペア:

[(1, 198509910), (2, 99254955), (3, 66169970), (5, 39701982), (6, 33084985), (10, 19850991), (15, 13233994), (19, 10447890), (30, 6616997), (38, 5223945), (53, 3745470), (57, 3482630), (95, 2089578), (106, 1872735), (114, 1741315), (159, 1248490), (190, 1044789), (265, 749094), (285, 696526), (318, 624245), (530, 374547), (570, 348263), (795, 249698), (1007, 197130), (1590, 124849), (2014, 98565), (3021, 65710), (5035, 39426), (6042, 32855), (6571, 30210), (10070, 19713), (13142, 15105)]