220248532

素因数分解:

$2^2\times 7^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 120

約数和(自身を含む): 508213440

約数和(自身を除く): 287964908

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 71, 76, 98, 119, 133, 142, 196, 238, 266, 284, 323, 343, 476, 497, 532, 646, 686, 833, 931, 994, 1207, 1292, 1349, 1372, 1666, 1862, 1988, 2261, 2401, 2414, 2698, 3332, 3479, 3724, 4522, 4802, 4828, 5396, 5831, 6517, 6958, 8449, 9044, 9443, 9604, 11662, 13034, 13916, 15827, 16898, 18886, 22933, 23324, 24353, 26068, 31654, 33796, 37772, 40817, 45619, 45866, 48706, 59143, 63308, 66101, 81634, 91238, 91732, 97412, 110789, 118286, 132202, 160531, 163268, 170471, 182476, 221578, 236572, 264404, 321062, 340942, 414001, 443156, 462707, 642124, 681884, 775523, 828002, 925414, 1123717, 1551046, 1656004, 1850828, 2247434, 2898007, 3102092, 3238949, 4494868, 5796014, 6477898, 7866019, 11592028, 12955796, 15732038, 31464076, 55062133, 110124266, 220248532]

約数ペア:

[(1, 220248532), (2, 110124266), (4, 55062133), (7, 31464076), (14, 15732038), (17, 12955796), (19, 11592028), (28, 7866019), (34, 6477898), (38, 5796014), (49, 4494868), (68, 3238949), (71, 3102092), (76, 2898007), (98, 2247434), (119, 1850828), (133, 1656004), (142, 1551046), (196, 1123717), (238, 925414), (266, 828002), (284, 775523), (323, 681884), (343, 642124), (476, 462707), (497, 443156), (532, 414001), (646, 340942), (686, 321062), (833, 264404), (931, 236572), (994, 221578), (1207, 182476), (1292, 170471), (1349, 163268), (1372, 160531), (1666, 132202), (1862, 118286), (1988, 110789), (2261, 97412), (2401, 91732), (2414, 91238), (2698, 81634), (3332, 66101), (3479, 63308), (3724, 59143), (4522, 48706), (4802, 45866), (4828, 45619), (5396, 40817), (5831, 37772), (6517, 33796), (6958, 31654), (8449, 26068), (9044, 24353), (9443, 23324), (9604, 22933), (11662, 18886), (13034, 16898), (13916, 15827)]