210647528

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 520262400

約数和(自身を除く): 309614872

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 97, 104, 133, 152, 157, 182, 194, 247, 266, 314, 364, 388, 494, 532, 628, 679, 728, 776, 988, 1064, 1099, 1256, 1261, 1358, 1729, 1843, 1976, 2041, 2198, 2522, 2716, 2983, 3458, 3686, 4082, 4396, 5044, 5432, 5966, 6916, 7372, 8164, 8792, 8827, 10088, 11932, 12901, 13832, 14287, 14744, 15229, 16328, 17654, 20881, 23864, 23959, 25802, 28574, 30458, 35308, 38779, 41762, 47918, 51604, 57148, 60916, 70616, 77558, 83524, 95836, 103208, 106603, 114296, 121832, 155116, 167048, 167713, 191672, 197977, 213206, 271453, 289351, 310232, 335426, 395954, 426412, 542906, 578702, 670852, 791908, 852824, 1085812, 1157404, 1341704, 1385839, 1583816, 2025457, 2171624, 2314808, 2771678, 3761563, 4050914, 5543356, 7523126, 8101828, 11086712, 15046252, 16203656, 26330941, 30092504, 52661882, 105323764, 210647528]

約数ペア:

[(1, 210647528), (2, 105323764), (4, 52661882), (7, 30092504), (8, 26330941), (13, 16203656), (14, 15046252), (19, 11086712), (26, 8101828), (28, 7523126), (38, 5543356), (52, 4050914), (56, 3761563), (76, 2771678), (91, 2314808), (97, 2171624), (104, 2025457), (133, 1583816), (152, 1385839), (157, 1341704), (182, 1157404), (194, 1085812), (247, 852824), (266, 791908), (314, 670852), (364, 578702), (388, 542906), (494, 426412), (532, 395954), (628, 335426), (679, 310232), (728, 289351), (776, 271453), (988, 213206), (1064, 197977), (1099, 191672), (1256, 167713), (1261, 167048), (1358, 155116), (1729, 121832), (1843, 114296), (1976, 106603), (2041, 103208), (2198, 95836), (2522, 83524), (2716, 77558), (2983, 70616), (3458, 60916), (3686, 57148), (4082, 51604), (4396, 47918), (5044, 41762), (5432, 38779), (5966, 35308), (6916, 30458), (7372, 28574), (8164, 25802), (8792, 23959), (8827, 23864), (10088, 20881), (11932, 17654), (12901, 16328), (13832, 15229), (14287, 14744)]