81840096

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21859}}^1$

素因数の和:21888

約数の個数: 72

約数和(自身を含む): 250646760

約数和(自身を除く): 168806664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 21859, 43718, 65577, 87436, 131154, 174872, 196731, 262308, 284167, 349744, 393462, 524616, 568334, 699488, 786924, 852501, 1049232, 1136668, 1573848, 1705002, 2098464, 2273336, 2557503, 3147696, 3410004, 4546672, 5115006, 6295392, 6820008, 9093344, 10230012, 13640016, 20460024, 27280032, 40920048, 81840096]

約数ペア:

[(1, 81840096), (2, 40920048), (3, 27280032), (4, 20460024), (6, 13640016), (8, 10230012), (9, 9093344), (12, 6820008), (13, 6295392), (16, 5115006), (18, 4546672), (24, 3410004), (26, 3147696), (32, 2557503), (36, 2273336), (39, 2098464), (48, 1705002), (52, 1573848), (72, 1136668), (78, 1049232), (96, 852501), (104, 786924), (117, 699488), (144, 568334), (156, 524616), (208, 393462), (234, 349744), (288, 284167), (312, 262308), (416, 196731), (468, 174872), (624, 131154), (936, 87436), (1248, 65577), (1872, 43718), (3744, 21859)]