320750118

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{31}}^1$

素因数の和:109

約数の個数: 160

約数和(自身を含む): 848897280

約数和(自身を除く): 528147162

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 31, 34, 39, 51, 54, 62, 78, 81, 93, 102, 117, 153, 162, 186, 221, 234, 279, 289, 306, 351, 403, 442, 459, 527, 558, 578, 663, 702, 806, 837, 867, 918, 1053, 1054, 1209, 1326, 1377, 1581, 1674, 1734, 1989, 2106, 2418, 2511, 2601, 2754, 3162, 3627, 3757, 3978, 4743, 4913, 5022, 5202, 5967, 6851, 7254, 7514, 7803, 8959, 9486, 9826, 10881, 11271, 11934, 13702, 14229, 14739, 15606, 17901, 17918, 20553, 21762, 22542, 23409, 26877, 28458, 29478, 32643, 33813, 35802, 41106, 42687, 44217, 46818, 53754, 61659, 63869, 65286, 67626, 80631, 85374, 88434, 101439, 116467, 123318, 127738, 132651, 152303, 161262, 184977, 191607, 202878, 232934, 241893, 265302, 304317, 304606, 349401, 369954, 383214, 397953, 456909, 483786, 554931, 574821, 608634, 698802, 725679, 795906, 913818, 1048203, 1109862, 1149642, 1370727, 1451358, 1724463, 1979939, 2096406, 2741454, 3144609, 3448926, 3959878, 4112181, 5173389, 5939817, 6289218, 8224362, 9433827, 10346778, 11879634, 12336543, 17819451, 18867654, 24673086, 35638902, 53458353, 106916706, 160375059, 320750118]

約数ペア:

[(1, 320750118), (2, 160375059), (3, 106916706), (6, 53458353), (9, 35638902), (13, 24673086), (17, 18867654), (18, 17819451), (26, 12336543), (27, 11879634), (31, 10346778), (34, 9433827), (39, 8224362), (51, 6289218), (54, 5939817), (62, 5173389), (78, 4112181), (81, 3959878), (93, 3448926), (102, 3144609), (117, 2741454), (153, 2096406), (162, 1979939), (186, 1724463), (221, 1451358), (234, 1370727), (279, 1149642), (289, 1109862), (306, 1048203), (351, 913818), (403, 795906), (442, 725679), (459, 698802), (527, 608634), (558, 574821), (578, 554931), (663, 483786), (702, 456909), (806, 397953), (837, 383214), (867, 369954), (918, 349401), (1053, 304606), (1054, 304317), (1209, 265302), (1326, 241893), (1377, 232934), (1581, 202878), (1674, 191607), (1734, 184977), (1989, 161262), (2106, 152303), (2418, 132651), (2511, 127738), (2601, 123318), (2754, 116467), (3162, 101439), (3627, 88434), (3757, 85374), (3978, 80631), (4743, 67626), (4913, 65286), (5022, 63869), (5202, 61659), (5967, 53754), (6851, 46818), (7254, 44217), (7514, 42687), (7803, 41106), (8959, 35802), (9486, 33813), (9826, 32643), (10881, 29478), (11271, 28458), (11934, 26877), (13702, 23409), (14229, 22542), (14739, 21762), (15606, 20553), (17901, 17918)]