214901820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{170557}}^1$

素因数の和:170579

約数の個数: 72

約数和(自身を含む): 744997344

約数和(自身を除く): 530095524

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 170557, 341114, 511671, 682228, 852785, 1023342, 1193899, 1535013, 1705570, 2046684, 2387798, 2558355, 3070026, 3411140, 3581697, 4775596, 5116710, 5969495, 6140052, 7163394, 7675065, 10233420, 10745091, 11938990, 14326788, 15350130, 17908485, 21490182, 23877980, 30700260, 35816970, 42980364, 53725455, 71633940, 107450910, 214901820]

約数ペア:

[(1, 214901820), (2, 107450910), (3, 71633940), (4, 53725455), (5, 42980364), (6, 35816970), (7, 30700260), (9, 23877980), (10, 21490182), (12, 17908485), (14, 15350130), (15, 14326788), (18, 11938990), (20, 10745091), (21, 10233420), (28, 7675065), (30, 7163394), (35, 6140052), (36, 5969495), (42, 5116710), (45, 4775596), (60, 3581697), (63, 3411140), (70, 3070026), (84, 2558355), (90, 2387798), (105, 2046684), (126, 1705570), (140, 1535013), (180, 1193899), (210, 1023342), (252, 852785), (315, 682228), (420, 511671), (630, 341114), (1260, 170557)]