290221452

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 801335808

約数和(自身を除く): 511114356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 41, 46, 69, 82, 83, 92, 103, 123, 138, 164, 166, 206, 207, 246, 249, 276, 309, 332, 369, 412, 414, 492, 498, 618, 738, 747, 828, 927, 943, 996, 1236, 1476, 1494, 1854, 1886, 1909, 2369, 2829, 2988, 3403, 3708, 3772, 3818, 4223, 4738, 5658, 5727, 6806, 7107, 7636, 8446, 8487, 8549, 9476, 10209, 11316, 11454, 12669, 13612, 14214, 16892, 16974, 17098, 17181, 20418, 21321, 22908, 25338, 25647, 28428, 30627, 33948, 34196, 34362, 38007, 40836, 42642, 50676, 51294, 61254, 68724, 76014, 76941, 78269, 85284, 97129, 102588, 122508, 152028, 153882, 156538, 194258, 196627, 234807, 291387, 307764, 313076, 350509, 388516, 393254, 469614, 582774, 589881, 701018, 704421, 786508, 874161, 939228, 1051527, 1165548, 1179762, 1402036, 1408842, 1748322, 1769643, 2103054, 2359524, 2817684, 3154581, 3496644, 3539286, 4206108, 6309162, 7078572, 8061707, 12618324, 16123414, 24185121, 32246828, 48370242, 72555363, 96740484, 145110726, 290221452]

約数ペア:

[(1, 290221452), (2, 145110726), (3, 96740484), (4, 72555363), (6, 48370242), (9, 32246828), (12, 24185121), (18, 16123414), (23, 12618324), (36, 8061707), (41, 7078572), (46, 6309162), (69, 4206108), (82, 3539286), (83, 3496644), (92, 3154581), (103, 2817684), (123, 2359524), (138, 2103054), (164, 1769643), (166, 1748322), (206, 1408842), (207, 1402036), (246, 1179762), (249, 1165548), (276, 1051527), (309, 939228), (332, 874161), (369, 786508), (412, 704421), (414, 701018), (492, 589881), (498, 582774), (618, 469614), (738, 393254), (747, 388516), (828, 350509), (927, 313076), (943, 307764), (996, 291387), (1236, 234807), (1476, 196627), (1494, 194258), (1854, 156538), (1886, 153882), (1909, 152028), (2369, 122508), (2829, 102588), (2988, 97129), (3403, 85284), (3708, 78269), (3772, 76941), (3818, 76014), (4223, 68724), (4738, 61254), (5658, 51294), (5727, 50676), (6806, 42642), (7107, 40836), (7636, 38007), (8446, 34362), (8487, 34196), (8549, 33948), (9476, 30627), (10209, 28428), (11316, 25647), (11454, 25338), (12669, 22908), (13612, 21321), (14214, 20418), (16892, 17181), (16974, 17098)]