72118728

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:392

約数の個数: 128

約数和(自身を含む): 221184000

約数和(自身を除く): 149065272

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 127, 132, 198, 216, 239, 254, 264, 297, 381, 396, 478, 508, 594, 717, 762, 792, 956, 1016, 1143, 1188, 1397, 1434, 1524, 1912, 2151, 2286, 2376, 2629, 2794, 2868, 3048, 3429, 4191, 4302, 4572, 5258, 5588, 5736, 6453, 6858, 7887, 8382, 8604, 9144, 10516, 11176, 12573, 12906, 13716, 15774, 16764, 17208, 21032, 23661, 25146, 25812, 27432, 30353, 31548, 33528, 37719, 47322, 50292, 51624, 60706, 63096, 70983, 75438, 91059, 94644, 100584, 121412, 141966, 150876, 182118, 189288, 242824, 273177, 283932, 301752, 333883, 364236, 546354, 567864, 667766, 728472, 819531, 1001649, 1092708, 1335532, 1639062, 2003298, 2185416, 2671064, 3004947, 3278124, 4006596, 6009894, 6556248, 8013192, 9014841, 12019788, 18029682, 24039576, 36059364, 72118728]

約数ペア:

[(1, 72118728), (2, 36059364), (3, 24039576), (4, 18029682), (6, 12019788), (8, 9014841), (9, 8013192), (11, 6556248), (12, 6009894), (18, 4006596), (22, 3278124), (24, 3004947), (27, 2671064), (33, 2185416), (36, 2003298), (44, 1639062), (54, 1335532), (66, 1092708), (72, 1001649), (88, 819531), (99, 728472), (108, 667766), (127, 567864), (132, 546354), (198, 364236), (216, 333883), (239, 301752), (254, 283932), (264, 273177), (297, 242824), (381, 189288), (396, 182118), (478, 150876), (508, 141966), (594, 121412), (717, 100584), (762, 94644), (792, 91059), (956, 75438), (1016, 70983), (1143, 63096), (1188, 60706), (1397, 51624), (1434, 50292), (1524, 47322), (1912, 37719), (2151, 33528), (2286, 31548), (2376, 30353), (2629, 27432), (2794, 25812), (2868, 25146), (3048, 23661), (3429, 21032), (4191, 17208), (4302, 16764), (4572, 15774), (5258, 13716), (5588, 12906), (5736, 12573), (6453, 11176), (6858, 10516), (7887, 9144), (8382, 8604)]