81532170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:258

約数の個数: 160

約数和(自身を含む): 240869376

約数和(自身を除く): 159337206

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 31, 34, 45, 51, 54, 62, 81, 85, 90, 93, 102, 135, 153, 155, 162, 170, 186, 191, 255, 270, 279, 306, 310, 382, 405, 459, 465, 510, 527, 558, 573, 765, 810, 837, 918, 930, 955, 1054, 1146, 1377, 1395, 1530, 1581, 1674, 1719, 1910, 2295, 2511, 2635, 2754, 2790, 2865, 3162, 3247, 3438, 4185, 4590, 4743, 5022, 5157, 5270, 5730, 5921, 6494, 6885, 7905, 8370, 8595, 9486, 9741, 10314, 11842, 12555, 13770, 14229, 15471, 15810, 16235, 17190, 17763, 19482, 23715, 25110, 25785, 28458, 29223, 29605, 30942, 32470, 35526, 42687, 47430, 48705, 51570, 53289, 58446, 59210, 71145, 77355, 85374, 87669, 88815, 97410, 100657, 106578, 142290, 146115, 154710, 159867, 175338, 177630, 201314, 213435, 263007, 266445, 292230, 301971, 319734, 426870, 438345, 479601, 503285, 526014, 532890, 603942, 799335, 876690, 905913, 959202, 1006570, 1315035, 1509855, 1598670, 1811826, 2398005, 2630070, 2717739, 3019710, 4529565, 4796010, 5435478, 8153217, 9059130, 13588695, 16306434, 27177390, 40766085, 81532170]

約数ペア:

[(1, 81532170), (2, 40766085), (3, 27177390), (5, 16306434), (6, 13588695), (9, 9059130), (10, 8153217), (15, 5435478), (17, 4796010), (18, 4529565), (27, 3019710), (30, 2717739), (31, 2630070), (34, 2398005), (45, 1811826), (51, 1598670), (54, 1509855), (62, 1315035), (81, 1006570), (85, 959202), (90, 905913), (93, 876690), (102, 799335), (135, 603942), (153, 532890), (155, 526014), (162, 503285), (170, 479601), (186, 438345), (191, 426870), (255, 319734), (270, 301971), (279, 292230), (306, 266445), (310, 263007), (382, 213435), (405, 201314), (459, 177630), (465, 175338), (510, 159867), (527, 154710), (558, 146115), (573, 142290), (765, 106578), (810, 100657), (837, 97410), (918, 88815), (930, 87669), (955, 85374), (1054, 77355), (1146, 71145), (1377, 59210), (1395, 58446), (1530, 53289), (1581, 51570), (1674, 48705), (1719, 47430), (1910, 42687), (2295, 35526), (2511, 32470), (2635, 30942), (2754, 29605), (2790, 29223), (2865, 28458), (3162, 25785), (3247, 25110), (3438, 23715), (4185, 19482), (4590, 17763), (4743, 17190), (5022, 16235), (5157, 15810), (5270, 15471), (5730, 14229), (5921, 13770), (6494, 12555), (6885, 11842), (7905, 10314), (8370, 9741), (8595, 9486)]