1081981010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:276

約数の個数: 128

約数和(自身を含む): 2304806400

約数和(自身を除く): 1222825390

約数列:

[1, 2, 5, 10, 11, 22, 29, 37, 55, 58, 74, 89, 103, 110, 145, 178, 185, 206, 290, 319, 370, 407, 445, 515, 638, 814, 890, 979, 1030, 1073, 1133, 1595, 1958, 2035, 2146, 2266, 2581, 2987, 3190, 3293, 3811, 4070, 4895, 5162, 5365, 5665, 5974, 6586, 7622, 9167, 9790, 10730, 11330, 11803, 12905, 14935, 16465, 18334, 19055, 23606, 25810, 28391, 29870, 32857, 32930, 36223, 38110, 41921, 45835, 56782, 59015, 65714, 72446, 83842, 91670, 95497, 100837, 110519, 118030, 141955, 164285, 181115, 190994, 201674, 209605, 221038, 265843, 283910, 328570, 339179, 362230, 419210, 477485, 504185, 531686, 552595, 678358, 954970, 1008370, 1050467, 1105190, 1215709, 1329215, 1695895, 2100934, 2431418, 2658430, 2924273, 3391790, 3730969, 5252335, 5848546, 6078545, 7461938, 9836191, 10504670, 12157090, 14621365, 18654845, 19672382, 29242730, 37309690, 49180955, 98361910, 108198101, 216396202, 540990505, 1081981010]

約数ペア:

[(1, 1081981010), (2, 540990505), (5, 216396202), (10, 108198101), (11, 98361910), (22, 49180955), (29, 37309690), (37, 29242730), (55, 19672382), (58, 18654845), (74, 14621365), (89, 12157090), (103, 10504670), (110, 9836191), (145, 7461938), (178, 6078545), (185, 5848546), (206, 5252335), (290, 3730969), (319, 3391790), (370, 2924273), (407, 2658430), (445, 2431418), (515, 2100934), (638, 1695895), (814, 1329215), (890, 1215709), (979, 1105190), (1030, 1050467), (1073, 1008370), (1133, 954970), (1595, 678358), (1958, 552595), (2035, 531686), (2146, 504185), (2266, 477485), (2581, 419210), (2987, 362230), (3190, 339179), (3293, 328570), (3811, 283910), (4070, 265843), (4895, 221038), (5162, 209605), (5365, 201674), (5665, 190994), (5974, 181115), (6586, 164285), (7622, 141955), (9167, 118030), (9790, 110519), (10730, 100837), (11330, 95497), (11803, 91670), (12905, 83842), (14935, 72446), (16465, 65714), (18334, 59015), (19055, 56782), (23606, 45835), (25810, 41921), (28391, 38110), (29870, 36223), (32857, 32930)]