78521724

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:337

約数の個数: 120

約数和(自身を含む): 220274208

約数和(自身を除く): 141752484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 41, 46, 54, 69, 81, 82, 92, 108, 123, 138, 162, 164, 207, 246, 257, 276, 324, 369, 414, 492, 514, 621, 738, 771, 828, 943, 1028, 1107, 1242, 1476, 1542, 1863, 1886, 2214, 2313, 2484, 2829, 3084, 3321, 3726, 3772, 4428, 4626, 5658, 5911, 6642, 6939, 7452, 8487, 9252, 10537, 11316, 11822, 13284, 13878, 16974, 17733, 20817, 21074, 23644, 25461, 27756, 31611, 33948, 35466, 41634, 42148, 50922, 53199, 63222, 70932, 76383, 83268, 94833, 101844, 106398, 126444, 152766, 159597, 189666, 212796, 242351, 284499, 305532, 319194, 379332, 478791, 484702, 568998, 638388, 727053, 853497, 957582, 969404, 1137996, 1454106, 1706994, 1915164, 2181159, 2908212, 3413988, 4362318, 6543477, 8724636, 13086954, 19630431, 26173908, 39260862, 78521724]

約数ペア:

[(1, 78521724), (2, 39260862), (3, 26173908), (4, 19630431), (6, 13086954), (9, 8724636), (12, 6543477), (18, 4362318), (23, 3413988), (27, 2908212), (36, 2181159), (41, 1915164), (46, 1706994), (54, 1454106), (69, 1137996), (81, 969404), (82, 957582), (92, 853497), (108, 727053), (123, 638388), (138, 568998), (162, 484702), (164, 478791), (207, 379332), (246, 319194), (257, 305532), (276, 284499), (324, 242351), (369, 212796), (414, 189666), (492, 159597), (514, 152766), (621, 126444), (738, 106398), (771, 101844), (828, 94833), (943, 83268), (1028, 76383), (1107, 70932), (1242, 63222), (1476, 53199), (1542, 50922), (1863, 42148), (1886, 41634), (2214, 35466), (2313, 33948), (2484, 31611), (2829, 27756), (3084, 25461), (3321, 23644), (3726, 21074), (3772, 20817), (4428, 17733), (4626, 16974), (5658, 13878), (5911, 13284), (6642, 11822), (6939, 11316), (7452, 10537), (8487, 9252)]