78239784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:311

約数の個数: 128

約数和(自身を含む): 234823680

約数和(自身を除く): 156583896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 83, 84, 93, 124, 166, 168, 181, 186, 217, 248, 249, 332, 362, 372, 434, 498, 543, 581, 651, 664, 724, 744, 868, 996, 1086, 1162, 1267, 1302, 1448, 1736, 1743, 1992, 2172, 2324, 2534, 2573, 2604, 3486, 3801, 4344, 4648, 5068, 5146, 5208, 5611, 6972, 7602, 7719, 10136, 10292, 11222, 13944, 15023, 15204, 15438, 16833, 18011, 20584, 22444, 30046, 30408, 30876, 33666, 36022, 39277, 44888, 45069, 54033, 60092, 61752, 67332, 72044, 78554, 90138, 105161, 108066, 117831, 120184, 134664, 144088, 157108, 180276, 210322, 216132, 235662, 314216, 315483, 360552, 420644, 432264, 465713, 471324, 630966, 841288, 931426, 942648, 1261932, 1397139, 1862852, 2523864, 2794278, 3259991, 3725704, 5588556, 6519982, 9779973, 11177112, 13039964, 19559946, 26079928, 39119892, 78239784]

約数ペア:

[(1, 78239784), (2, 39119892), (3, 26079928), (4, 19559946), (6, 13039964), (7, 11177112), (8, 9779973), (12, 6519982), (14, 5588556), (21, 3725704), (24, 3259991), (28, 2794278), (31, 2523864), (42, 1862852), (56, 1397139), (62, 1261932), (83, 942648), (84, 931426), (93, 841288), (124, 630966), (166, 471324), (168, 465713), (181, 432264), (186, 420644), (217, 360552), (248, 315483), (249, 314216), (332, 235662), (362, 216132), (372, 210322), (434, 180276), (498, 157108), (543, 144088), (581, 134664), (651, 120184), (664, 117831), (724, 108066), (744, 105161), (868, 90138), (996, 78554), (1086, 72044), (1162, 67332), (1267, 61752), (1302, 60092), (1448, 54033), (1736, 45069), (1743, 44888), (1992, 39277), (2172, 36022), (2324, 33666), (2534, 30876), (2573, 30408), (2604, 30046), (3486, 22444), (3801, 20584), (4344, 18011), (4648, 16833), (5068, 15438), (5146, 15204), (5208, 15023), (5611, 13944), (6972, 11222), (7602, 10292), (7719, 10136)]