81929016

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:370

約数の個数: 128

約数和(自身を含む): 247968000

約数和(自身を除く): 166038984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 163, 179, 216, 234, 312, 326, 351, 358, 468, 489, 537, 652, 702, 716, 936, 978, 1074, 1304, 1404, 1432, 1467, 1611, 1956, 2119, 2148, 2327, 2808, 2934, 3222, 3912, 4238, 4296, 4401, 4654, 4833, 5868, 6357, 6444, 6981, 8476, 8802, 9308, 9666, 11736, 12714, 12888, 13962, 16952, 17604, 18616, 19071, 19332, 20943, 25428, 27924, 29177, 35208, 38142, 38664, 41886, 50856, 55848, 57213, 58354, 62829, 76284, 83772, 87531, 114426, 116708, 125658, 152568, 167544, 175062, 228852, 233416, 251316, 262593, 350124, 379301, 457704, 502632, 525186, 700248, 758602, 787779, 1050372, 1137903, 1517204, 1575558, 2100744, 2275806, 3034408, 3151116, 3413709, 4551612, 6302232, 6827418, 9103224, 10241127, 13654836, 20482254, 27309672, 40964508, 81929016]

約数ペア:

[(1, 81929016), (2, 40964508), (3, 27309672), (4, 20482254), (6, 13654836), (8, 10241127), (9, 9103224), (12, 6827418), (13, 6302232), (18, 4551612), (24, 3413709), (26, 3151116), (27, 3034408), (36, 2275806), (39, 2100744), (52, 1575558), (54, 1517204), (72, 1137903), (78, 1050372), (104, 787779), (108, 758602), (117, 700248), (156, 525186), (163, 502632), (179, 457704), (216, 379301), (234, 350124), (312, 262593), (326, 251316), (351, 233416), (358, 228852), (468, 175062), (489, 167544), (537, 152568), (652, 125658), (702, 116708), (716, 114426), (936, 87531), (978, 83772), (1074, 76284), (1304, 62829), (1404, 58354), (1432, 57213), (1467, 55848), (1611, 50856), (1956, 41886), (2119, 38664), (2148, 38142), (2327, 35208), (2808, 29177), (2934, 27924), (3222, 25428), (3912, 20943), (4238, 19332), (4296, 19071), (4401, 18616), (4654, 17604), (4833, 16952), (5868, 13962), (6357, 12888), (6444, 12714), (6981, 11736), (8476, 9666), (8802, 9308)]