210285920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:377

約数の個数: 192

約数和(自身を含む): 598207680

約数和(自身を除く): 387921760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 160, 170, 190, 208, 221, 247, 260, 272, 304, 313, 323, 340, 380, 416, 442, 494, 520, 544, 608, 626, 646, 680, 760, 884, 988, 1040, 1105, 1235, 1252, 1292, 1360, 1520, 1565, 1615, 1768, 1976, 2080, 2210, 2470, 2504, 2584, 2720, 3040, 3130, 3230, 3536, 3952, 4069, 4199, 4420, 4940, 5008, 5168, 5321, 5947, 6260, 6460, 7072, 7904, 8138, 8398, 8840, 9880, 10016, 10336, 10642, 11894, 12520, 12920, 16276, 16796, 17680, 19760, 20345, 20995, 21284, 23788, 25040, 25840, 26605, 29735, 32552, 33592, 35360, 39520, 40690, 41990, 42568, 47576, 50080, 51680, 53210, 59470, 65104, 67184, 69173, 77311, 81380, 83980, 85136, 95152, 101099, 106420, 118940, 130208, 134368, 138346, 154622, 162760, 167960, 170272, 190304, 202198, 212840, 237880, 276692, 309244, 325520, 335920, 345865, 386555, 404396, 425680, 475760, 505495, 553384, 618488, 651040, 671840, 691730, 773110, 808792, 851360, 951520, 1010990, 1106768, 1236976, 1314287, 1383460, 1546220, 1617584, 2021980, 2213536, 2473952, 2628574, 2766920, 3092440, 3235168, 4043960, 5257148, 5533840, 6184880, 6571435, 8087920, 10514296, 11067680, 12369760, 13142870, 16175840, 21028592, 26285740, 42057184, 52571480, 105142960, 210285920]

約数ペア:

[(1, 210285920), (2, 105142960), (4, 52571480), (5, 42057184), (8, 26285740), (10, 21028592), (13, 16175840), (16, 13142870), (17, 12369760), (19, 11067680), (20, 10514296), (26, 8087920), (32, 6571435), (34, 6184880), (38, 5533840), (40, 5257148), (52, 4043960), (65, 3235168), (68, 3092440), (76, 2766920), (80, 2628574), (85, 2473952), (95, 2213536), (104, 2021980), (130, 1617584), (136, 1546220), (152, 1383460), (160, 1314287), (170, 1236976), (190, 1106768), (208, 1010990), (221, 951520), (247, 851360), (260, 808792), (272, 773110), (304, 691730), (313, 671840), (323, 651040), (340, 618488), (380, 553384), (416, 505495), (442, 475760), (494, 425680), (520, 404396), (544, 386555), (608, 345865), (626, 335920), (646, 325520), (680, 309244), (760, 276692), (884, 237880), (988, 212840), (1040, 202198), (1105, 190304), (1235, 170272), (1252, 167960), (1292, 162760), (1360, 154622), (1520, 138346), (1565, 134368), (1615, 130208), (1768, 118940), (1976, 106420), (2080, 101099), (2210, 95152), (2470, 85136), (2504, 83980), (2584, 81380), (2720, 77311), (3040, 69173), (3130, 67184), (3230, 65104), (3536, 59470), (3952, 53210), (4069, 51680), (4199, 50080), (4420, 47576), (4940, 42568), (5008, 41990), (5168, 40690), (5321, 39520), (5947, 35360), (6260, 33592), (6460, 32552), (7072, 29735), (7904, 26605), (8138, 25840), (8398, 25040), (8840, 23788), (9880, 21284), (10016, 20995), (10336, 20345), (10642, 19760), (11894, 17680), (12520, 16796), (12920, 16276)]