290464356

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 216

約数和(自身を含む): 887886720

約数和(自身を除く): 597422364

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 49, 52, 74, 78, 79, 84, 91, 98, 111, 147, 148, 156, 158, 169, 182, 196, 222, 237, 259, 273, 294, 316, 338, 364, 444, 474, 481, 507, 518, 546, 553, 588, 637, 676, 777, 948, 962, 1014, 1027, 1036, 1092, 1106, 1183, 1274, 1443, 1554, 1659, 1813, 1911, 1924, 2028, 2054, 2212, 2366, 2548, 2886, 2923, 3081, 3108, 3318, 3367, 3549, 3626, 3822, 3871, 4108, 4732, 5439, 5772, 5846, 6162, 6253, 6636, 6734, 7098, 7189, 7252, 7644, 7742, 8281, 8769, 10101, 10878, 11613, 11692, 12324, 12506, 13351, 13468, 14196, 14378, 15484, 16562, 17538, 18759, 20202, 20461, 21567, 21756, 23226, 23569, 24843, 25012, 26702, 28756, 33124, 35076, 37518, 37999, 40053, 40404, 40922, 43134, 43771, 46452, 47138, 49686, 50323, 53404, 61383, 70707, 75036, 75998, 80106, 81844, 86268, 87542, 93457, 94276, 99372, 100646, 113997, 122766, 131313, 141414, 143227, 150969, 151996, 160212, 175084, 186914, 201292, 227994, 245532, 262626, 265993, 280371, 282828, 286454, 301938, 306397, 373828, 429681, 455988, 493987, 525252, 531986, 560742, 572908, 603876, 612794, 654199, 797979, 859362, 919191, 987974, 1063972, 1121484, 1225588, 1308398, 1481961, 1595958, 1718724, 1838382, 1861951, 1962597, 1975948, 2616796, 2963922, 3191916, 3457909, 3676764, 3723902, 3925194, 5585853, 5927844, 6915818, 7447804, 7850388, 10373727, 11171706, 13831636, 20747454, 22343412, 24205363, 41494908, 48410726, 72616089, 96821452, 145232178, 290464356]

約数ペア:

[(1, 290464356), (2, 145232178), (3, 96821452), (4, 72616089), (6, 48410726), (7, 41494908), (12, 24205363), (13, 22343412), (14, 20747454), (21, 13831636), (26, 11171706), (28, 10373727), (37, 7850388), (39, 7447804), (42, 6915818), (49, 5927844), (52, 5585853), (74, 3925194), (78, 3723902), (79, 3676764), (84, 3457909), (91, 3191916), (98, 2963922), (111, 2616796), (147, 1975948), (148, 1962597), (156, 1861951), (158, 1838382), (169, 1718724), (182, 1595958), (196, 1481961), (222, 1308398), (237, 1225588), (259, 1121484), (273, 1063972), (294, 987974), (316, 919191), (338, 859362), (364, 797979), (444, 654199), (474, 612794), (481, 603876), (507, 572908), (518, 560742), (546, 531986), (553, 525252), (588, 493987), (637, 455988), (676, 429681), (777, 373828), (948, 306397), (962, 301938), (1014, 286454), (1027, 282828), (1036, 280371), (1092, 265993), (1106, 262626), (1183, 245532), (1274, 227994), (1443, 201292), (1554, 186914), (1659, 175084), (1813, 160212), (1911, 151996), (1924, 150969), (2028, 143227), (2054, 141414), (2212, 131313), (2366, 122766), (2548, 113997), (2886, 100646), (2923, 99372), (3081, 94276), (3108, 93457), (3318, 87542), (3367, 86268), (3549, 81844), (3626, 80106), (3822, 75998), (3871, 75036), (4108, 70707), (4732, 61383), (5439, 53404), (5772, 50323), (5846, 49686), (6162, 47138), (6253, 46452), (6636, 43771), (6734, 43134), (7098, 40922), (7189, 40404), (7252, 40053), (7644, 37999), (7742, 37518), (8281, 35076), (8769, 33124), (10101, 28756), (10878, 26702), (11613, 25012), (11692, 24843), (12324, 23569), (12506, 23226), (13351, 21756), (13468, 21567), (14196, 20461), (14378, 20202), (15484, 18759), (16562, 17538)]