80699080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:252

約数の個数: 192

約数和(自身を含む): 243777600

約数和(自身を除く): 163078520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 35, 38, 40, 44, 49, 55, 56, 70, 76, 77, 88, 95, 98, 110, 133, 140, 152, 154, 190, 196, 197, 209, 220, 245, 266, 280, 308, 380, 385, 392, 394, 418, 440, 490, 532, 539, 616, 665, 760, 770, 788, 836, 931, 980, 985, 1045, 1064, 1078, 1330, 1379, 1463, 1540, 1576, 1672, 1862, 1960, 1970, 2090, 2156, 2167, 2660, 2695, 2758, 2926, 3080, 3724, 3743, 3940, 4180, 4312, 4334, 4655, 5320, 5390, 5516, 5852, 6895, 7315, 7448, 7486, 7880, 8360, 8668, 9310, 9653, 10241, 10780, 10835, 11032, 11704, 13790, 14630, 14972, 15169, 17336, 18620, 18715, 19306, 20482, 21560, 21670, 26201, 27580, 29260, 29944, 30338, 37240, 37430, 38612, 40964, 41173, 43340, 48265, 51205, 52402, 55160, 58520, 60676, 74860, 75845, 77224, 81928, 82346, 86680, 96530, 102410, 104804, 106183, 121352, 131005, 149720, 151690, 164692, 183407, 193060, 204820, 205865, 209608, 212366, 262010, 288211, 303380, 329384, 366814, 386120, 409640, 411730, 424732, 524020, 530915, 576422, 606760, 733628, 823460, 849464, 917035, 1048040, 1061830, 1152844, 1441055, 1467256, 1646920, 1834070, 2017477, 2123660, 2305688, 2882110, 3668140, 4034954, 4247320, 5764220, 7336280, 8069908, 10087385, 11528440, 16139816, 20174770, 40349540, 80699080]

約数ペア:

[(1, 80699080), (2, 40349540), (4, 20174770), (5, 16139816), (7, 11528440), (8, 10087385), (10, 8069908), (11, 7336280), (14, 5764220), (19, 4247320), (20, 4034954), (22, 3668140), (28, 2882110), (35, 2305688), (38, 2123660), (40, 2017477), (44, 1834070), (49, 1646920), (55, 1467256), (56, 1441055), (70, 1152844), (76, 1061830), (77, 1048040), (88, 917035), (95, 849464), (98, 823460), (110, 733628), (133, 606760), (140, 576422), (152, 530915), (154, 524020), (190, 424732), (196, 411730), (197, 409640), (209, 386120), (220, 366814), (245, 329384), (266, 303380), (280, 288211), (308, 262010), (380, 212366), (385, 209608), (392, 205865), (394, 204820), (418, 193060), (440, 183407), (490, 164692), (532, 151690), (539, 149720), (616, 131005), (665, 121352), (760, 106183), (770, 104804), (788, 102410), (836, 96530), (931, 86680), (980, 82346), (985, 81928), (1045, 77224), (1064, 75845), (1078, 74860), (1330, 60676), (1379, 58520), (1463, 55160), (1540, 52402), (1576, 51205), (1672, 48265), (1862, 43340), (1960, 41173), (1970, 40964), (2090, 38612), (2156, 37430), (2167, 37240), (2660, 30338), (2695, 29944), (2758, 29260), (2926, 27580), (3080, 26201), (3724, 21670), (3743, 21560), (3940, 20482), (4180, 19306), (4312, 18715), (4334, 18620), (4655, 17336), (5320, 15169), (5390, 14972), (5516, 14630), (5852, 13790), (6895, 11704), (7315, 11032), (7448, 10835), (7486, 10780), (7880, 10241), (8360, 9653), (8668, 9310)]