320051316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 885731840

約数和(自身を除く): 565680524

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 31, 34, 39, 51, 52, 62, 68, 78, 93, 102, 124, 156, 186, 204, 221, 229, 289, 372, 403, 442, 458, 527, 578, 663, 687, 806, 867, 884, 916, 1054, 1156, 1209, 1326, 1374, 1581, 1612, 1734, 2108, 2418, 2652, 2748, 2977, 3162, 3468, 3757, 3893, 4836, 5954, 6324, 6851, 7099, 7514, 7786, 8931, 8959, 11271, 11679, 11908, 13702, 14198, 15028, 15572, 17862, 17918, 20553, 21297, 22542, 23358, 26877, 27404, 28396, 35724, 35836, 41106, 42594, 45084, 46716, 50609, 53754, 66181, 82212, 85188, 92287, 101218, 107508, 116467, 120683, 132362, 151827, 184574, 198543, 202436, 232934, 241366, 264724, 276861, 303654, 349401, 362049, 369148, 397086, 465868, 482732, 553722, 607308, 698802, 724098, 794172, 860353, 1107444, 1397604, 1448196, 1568879, 1720706, 2051611, 2581059, 3137758, 3441412, 4103222, 4706637, 5162118, 6154833, 6275516, 8206444, 9413274, 10324236, 12309666, 18826548, 24619332, 26670943, 53341886, 80012829, 106683772, 160025658, 320051316]

約数ペア:

[(1, 320051316), (2, 160025658), (3, 106683772), (4, 80012829), (6, 53341886), (12, 26670943), (13, 24619332), (17, 18826548), (26, 12309666), (31, 10324236), (34, 9413274), (39, 8206444), (51, 6275516), (52, 6154833), (62, 5162118), (68, 4706637), (78, 4103222), (93, 3441412), (102, 3137758), (124, 2581059), (156, 2051611), (186, 1720706), (204, 1568879), (221, 1448196), (229, 1397604), (289, 1107444), (372, 860353), (403, 794172), (442, 724098), (458, 698802), (527, 607308), (578, 553722), (663, 482732), (687, 465868), (806, 397086), (867, 369148), (884, 362049), (916, 349401), (1054, 303654), (1156, 276861), (1209, 264724), (1326, 241366), (1374, 232934), (1581, 202436), (1612, 198543), (1734, 184574), (2108, 151827), (2418, 132362), (2652, 120683), (2748, 116467), (2977, 107508), (3162, 101218), (3468, 92287), (3757, 85188), (3893, 82212), (4836, 66181), (5954, 53754), (6324, 50609), (6851, 46716), (7099, 45084), (7514, 42594), (7786, 41106), (8931, 35836), (8959, 35724), (11271, 28396), (11679, 27404), (11908, 26877), (13702, 23358), (14198, 22542), (15028, 21297), (15572, 20553), (17862, 17918)]