128637288

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{751}}^1$

素因数の和:840

約数の個数: 128

約数和(自身を含む): 391641600

約数和(自身を除く): 263004312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 61, 72, 78, 104, 108, 117, 122, 156, 183, 216, 234, 244, 312, 351, 366, 468, 488, 549, 702, 732, 751, 793, 936, 1098, 1404, 1464, 1502, 1586, 1647, 2196, 2253, 2379, 2808, 3004, 3172, 3294, 4392, 4506, 4758, 6008, 6344, 6588, 6759, 7137, 9012, 9516, 9763, 13176, 13518, 14274, 18024, 19032, 19526, 20277, 21411, 27036, 28548, 29289, 39052, 40554, 42822, 45811, 54072, 57096, 58578, 78104, 81108, 85644, 87867, 91622, 117156, 137433, 162216, 171288, 175734, 183244, 234312, 263601, 274866, 351468, 366488, 412299, 527202, 549732, 595543, 702936, 824598, 1054404, 1099464, 1191086, 1236897, 1649196, 1786629, 2108808, 2382172, 2473794, 3298392, 3573258, 4764344, 4947588, 5359887, 7146516, 9895176, 10719774, 14293032, 16079661, 21439548, 32159322, 42879096, 64318644, 128637288]

約数ペア:

[(1, 128637288), (2, 64318644), (3, 42879096), (4, 32159322), (6, 21439548), (8, 16079661), (9, 14293032), (12, 10719774), (13, 9895176), (18, 7146516), (24, 5359887), (26, 4947588), (27, 4764344), (36, 3573258), (39, 3298392), (52, 2473794), (54, 2382172), (61, 2108808), (72, 1786629), (78, 1649196), (104, 1236897), (108, 1191086), (117, 1099464), (122, 1054404), (156, 824598), (183, 702936), (216, 595543), (234, 549732), (244, 527202), (312, 412299), (351, 366488), (366, 351468), (468, 274866), (488, 263601), (549, 234312), (702, 183244), (732, 175734), (751, 171288), (793, 162216), (936, 137433), (1098, 117156), (1404, 91622), (1464, 87867), (1502, 85644), (1586, 81108), (1647, 78104), (2196, 58578), (2253, 57096), (2379, 54072), (2808, 45811), (3004, 42822), (3172, 40554), (3294, 39052), (4392, 29289), (4506, 28548), (4758, 27036), (6008, 21411), (6344, 20277), (6588, 19526), (6759, 19032), (7137, 18024), (9012, 14274), (9516, 13518), (9763, 13176)]