280208124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1440

約数の個数: 144

約数和(自身を含む): 872551680

約数和(自身を除く): 592343556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 43, 57, 63, 76, 84, 86, 114, 126, 129, 133, 171, 172, 228, 252, 258, 266, 301, 342, 387, 399, 516, 532, 602, 684, 774, 798, 817, 903, 1197, 1204, 1361, 1548, 1596, 1634, 1806, 2394, 2451, 2709, 2722, 3268, 3612, 4083, 4788, 4902, 5418, 5444, 5719, 7353, 8166, 9527, 9804, 10836, 11438, 12249, 14706, 16332, 17157, 19054, 22876, 24498, 25859, 28581, 29412, 34314, 38108, 48996, 51471, 51718, 57162, 58523, 68628, 77577, 85743, 102942, 103436, 114324, 117046, 155154, 171486, 175569, 181013, 205884, 232731, 234092, 310308, 342972, 351138, 362026, 409661, 465462, 526707, 543039, 702276, 724052, 819322, 930924, 1053414, 1086078, 1111937, 1228983, 1629117, 1638644, 2106828, 2172156, 2223874, 2457966, 3258234, 3335811, 3686949, 4447748, 4915932, 6516468, 6671622, 7373898, 7783559, 10007433, 13343244, 14747796, 15567118, 20014866, 23350677, 31134236, 40029732, 46701354, 70052031, 93402708, 140104062, 280208124]

約数ペア:

[(1, 280208124), (2, 140104062), (3, 93402708), (4, 70052031), (6, 46701354), (7, 40029732), (9, 31134236), (12, 23350677), (14, 20014866), (18, 15567118), (19, 14747796), (21, 13343244), (28, 10007433), (36, 7783559), (38, 7373898), (42, 6671622), (43, 6516468), (57, 4915932), (63, 4447748), (76, 3686949), (84, 3335811), (86, 3258234), (114, 2457966), (126, 2223874), (129, 2172156), (133, 2106828), (171, 1638644), (172, 1629117), (228, 1228983), (252, 1111937), (258, 1086078), (266, 1053414), (301, 930924), (342, 819322), (387, 724052), (399, 702276), (516, 543039), (532, 526707), (602, 465462), (684, 409661), (774, 362026), (798, 351138), (817, 342972), (903, 310308), (1197, 234092), (1204, 232731), (1361, 205884), (1548, 181013), (1596, 175569), (1634, 171486), (1806, 155154), (2394, 117046), (2451, 114324), (2709, 103436), (2722, 102942), (3268, 85743), (3612, 77577), (4083, 68628), (4788, 58523), (4902, 57162), (5418, 51718), (5444, 51471), (5719, 48996), (7353, 38108), (8166, 34314), (9527, 29412), (9804, 28581), (10836, 25859), (11438, 24498), (12249, 22876), (14706, 19054), (16332, 17157)]