68946640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 196701696

約数和(自身を除く): 127755056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 53, 56, 70, 80, 92, 101, 106, 112, 115, 140, 161, 184, 202, 212, 230, 265, 280, 322, 368, 371, 404, 424, 460, 505, 530, 560, 644, 707, 742, 805, 808, 848, 920, 1010, 1060, 1219, 1288, 1414, 1484, 1610, 1616, 1840, 1855, 2020, 2120, 2323, 2438, 2576, 2828, 2968, 3220, 3535, 3710, 4040, 4240, 4646, 4876, 5353, 5656, 5936, 6095, 6440, 7070, 7420, 8080, 8533, 9292, 9752, 10706, 11312, 11615, 12190, 12880, 14140, 14840, 16261, 17066, 18584, 19504, 21412, 23230, 24380, 26765, 28280, 29680, 32522, 34132, 37168, 37471, 42665, 42824, 46460, 48760, 53530, 56560, 65044, 68264, 74942, 81305, 85330, 85648, 92920, 97520, 107060, 123119, 130088, 136528, 149884, 162610, 170660, 185840, 187355, 214120, 246238, 260176, 299768, 325220, 341320, 374710, 428240, 492476, 599536, 615595, 650440, 682640, 749420, 861833, 984952, 1231190, 1300880, 1498840, 1723666, 1969904, 2462380, 2997680, 3447332, 4309165, 4924760, 6894664, 8618330, 9849520, 13789328, 17236660, 34473320, 68946640]

約数ペア:

[(1, 68946640), (2, 34473320), (4, 17236660), (5, 13789328), (7, 9849520), (8, 8618330), (10, 6894664), (14, 4924760), (16, 4309165), (20, 3447332), (23, 2997680), (28, 2462380), (35, 1969904), (40, 1723666), (46, 1498840), (53, 1300880), (56, 1231190), (70, 984952), (80, 861833), (92, 749420), (101, 682640), (106, 650440), (112, 615595), (115, 599536), (140, 492476), (161, 428240), (184, 374710), (202, 341320), (212, 325220), (230, 299768), (265, 260176), (280, 246238), (322, 214120), (368, 187355), (371, 185840), (404, 170660), (424, 162610), (460, 149884), (505, 136528), (530, 130088), (560, 123119), (644, 107060), (707, 97520), (742, 92920), (805, 85648), (808, 85330), (848, 81305), (920, 74942), (1010, 68264), (1060, 65044), (1219, 56560), (1288, 53530), (1414, 48760), (1484, 46460), (1610, 42824), (1616, 42665), (1840, 37471), (1855, 37168), (2020, 34132), (2120, 32522), (2323, 29680), (2438, 28280), (2576, 26765), (2828, 24380), (2968, 23230), (3220, 21412), (3535, 19504), (3710, 18584), (4040, 17066), (4240, 16261), (4646, 14840), (4876, 14140), (5353, 12880), (5656, 12190), (5936, 11615), (6095, 11312), (6440, 10706), (7070, 9752), (7420, 9292), (8080, 8533)]