128457552

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:832

約数の個数: 80

約数和(自身を含む): 345692160

約数和(自身を除く): 217234608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 131, 186, 248, 262, 372, 393, 496, 524, 659, 744, 786, 1048, 1318, 1488, 1572, 1977, 2096, 2636, 3144, 3954, 4061, 5272, 6288, 7908, 8122, 10544, 12183, 15816, 16244, 20429, 24366, 31632, 32488, 40858, 48732, 61287, 64976, 81716, 86329, 97464, 122574, 163432, 172658, 194928, 245148, 258987, 326864, 345316, 490296, 517974, 690632, 980592, 1035948, 1381264, 2071896, 2676199, 4143792, 5352398, 8028597, 10704796, 16057194, 21409592, 32114388, 42819184, 64228776, 128457552]

約数ペア:

[(1, 128457552), (2, 64228776), (3, 42819184), (4, 32114388), (6, 21409592), (8, 16057194), (12, 10704796), (16, 8028597), (24, 5352398), (31, 4143792), (48, 2676199), (62, 2071896), (93, 1381264), (124, 1035948), (131, 980592), (186, 690632), (248, 517974), (262, 490296), (372, 345316), (393, 326864), (496, 258987), (524, 245148), (659, 194928), (744, 172658), (786, 163432), (1048, 122574), (1318, 97464), (1488, 86329), (1572, 81716), (1977, 64976), (2096, 61287), (2636, 48732), (3144, 40858), (3954, 32488), (4061, 31632), (5272, 24366), (6288, 20429), (7908, 16244), (8122, 15816), (10544, 12183)]