171923620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{557}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 418473216

約数和(自身を除く): 246549596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 61, 92, 110, 115, 122, 220, 230, 244, 253, 305, 460, 506, 557, 610, 671, 1012, 1114, 1220, 1265, 1342, 1403, 2228, 2530, 2684, 2785, 2806, 3355, 5060, 5570, 5612, 6127, 6710, 7015, 11140, 12254, 12811, 13420, 14030, 15433, 24508, 25622, 28060, 30635, 30866, 33977, 51244, 61270, 61732, 64055, 67954, 77165, 122540, 128110, 135908, 140921, 154330, 169885, 256220, 281842, 308660, 339770, 373747, 563684, 679540, 704605, 747494, 781471, 1409210, 1494988, 1562942, 1868735, 2818420, 3125884, 3737470, 3907355, 7474940, 7814710, 8596181, 15629420, 17192362, 34384724, 42980905, 85961810, 171923620]

約数ペア:

[(1, 171923620), (2, 85961810), (4, 42980905), (5, 34384724), (10, 17192362), (11, 15629420), (20, 8596181), (22, 7814710), (23, 7474940), (44, 3907355), (46, 3737470), (55, 3125884), (61, 2818420), (92, 1868735), (110, 1562942), (115, 1494988), (122, 1409210), (220, 781471), (230, 747494), (244, 704605), (253, 679540), (305, 563684), (460, 373747), (506, 339770), (557, 308660), (610, 281842), (671, 256220), (1012, 169885), (1114, 154330), (1220, 140921), (1265, 135908), (1342, 128110), (1403, 122540), (2228, 77165), (2530, 67954), (2684, 64055), (2785, 61732), (2806, 61270), (3355, 51244), (5060, 33977), (5570, 30866), (5612, 30635), (6127, 28060), (6710, 25622), (7015, 24508), (11140, 15433), (12254, 14030), (12811, 13420)]