81376776

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{383}}^1$

素因数の和:635

約数の個数: 96

約数和(自身を含む): 239016960

約数和(自身を除く): 157640184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 227, 234, 312, 383, 454, 468, 681, 766, 908, 936, 1149, 1362, 1532, 1816, 2043, 2298, 2724, 2951, 3064, 3447, 4086, 4596, 4979, 5448, 5902, 6894, 8172, 8853, 9192, 9958, 11804, 13788, 14937, 16344, 17706, 19916, 23608, 26559, 27576, 29874, 35412, 39832, 44811, 53118, 59748, 70824, 86941, 89622, 106236, 119496, 173882, 179244, 212472, 260823, 347764, 358488, 521646, 695528, 782469, 1043292, 1130233, 1564938, 2086584, 2260466, 3129876, 3390699, 4520932, 6259752, 6781398, 9041864, 10172097, 13562796, 20344194, 27125592, 40688388, 81376776]

約数ペア:

[(1, 81376776), (2, 40688388), (3, 27125592), (4, 20344194), (6, 13562796), (8, 10172097), (9, 9041864), (12, 6781398), (13, 6259752), (18, 4520932), (24, 3390699), (26, 3129876), (36, 2260466), (39, 2086584), (52, 1564938), (72, 1130233), (78, 1043292), (104, 782469), (117, 695528), (156, 521646), (227, 358488), (234, 347764), (312, 260823), (383, 212472), (454, 179244), (468, 173882), (681, 119496), (766, 106236), (908, 89622), (936, 86941), (1149, 70824), (1362, 59748), (1532, 53118), (1816, 44811), (2043, 39832), (2298, 35412), (2724, 29874), (2951, 27576), (3064, 26559), (3447, 23608), (4086, 19916), (4596, 17706), (4979, 16344), (5448, 14937), (5902, 13788), (6894, 11804), (8172, 9958), (8853, 9192)]