78640956

素因数分解:

$2^2\times 3^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 219298464

約数和(自身を除く): 140657508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 61, 69, 81, 92, 108, 122, 138, 162, 173, 183, 207, 244, 276, 324, 346, 366, 414, 519, 549, 621, 692, 732, 828, 1038, 1098, 1242, 1403, 1557, 1647, 1863, 2076, 2196, 2484, 2806, 3114, 3294, 3726, 3979, 4209, 4671, 4941, 5612, 6228, 6588, 7452, 7958, 8418, 9342, 9882, 10553, 11937, 12627, 14013, 15916, 16836, 18684, 19764, 21106, 23874, 25254, 28026, 31659, 35811, 37881, 42212, 47748, 50508, 56052, 63318, 71622, 75762, 94977, 107433, 113643, 126636, 143244, 151524, 189954, 214866, 227286, 242719, 284931, 322299, 379908, 429732, 454572, 485438, 569862, 644598, 728157, 854793, 970876, 1139724, 1289196, 1456314, 1709586, 2184471, 2912628, 3419172, 4368942, 6553413, 8737884, 13106826, 19660239, 26213652, 39320478, 78640956]

約数ペア:

[(1, 78640956), (2, 39320478), (3, 26213652), (4, 19660239), (6, 13106826), (9, 8737884), (12, 6553413), (18, 4368942), (23, 3419172), (27, 2912628), (36, 2184471), (46, 1709586), (54, 1456314), (61, 1289196), (69, 1139724), (81, 970876), (92, 854793), (108, 728157), (122, 644598), (138, 569862), (162, 485438), (173, 454572), (183, 429732), (207, 379908), (244, 322299), (276, 284931), (324, 242719), (346, 227286), (366, 214866), (414, 189954), (519, 151524), (549, 143244), (621, 126636), (692, 113643), (732, 107433), (828, 94977), (1038, 75762), (1098, 71622), (1242, 63318), (1403, 56052), (1557, 50508), (1647, 47748), (1863, 42212), (2076, 37881), (2196, 35811), (2484, 31659), (2806, 28026), (3114, 25254), (3294, 23874), (3726, 21106), (3979, 19764), (4209, 18684), (4671, 16836), (4941, 15916), (5612, 14013), (6228, 12627), (6588, 11937), (7452, 10553), (7958, 9882), (8418, 9342)]