210907840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:471

約数の個数: 168

約数和(自身を含む): 595914480

約数和(自身を除く): 385006640

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 121, 130, 143, 160, 176, 208, 220, 242, 260, 286, 320, 352, 416, 419, 440, 484, 520, 572, 605, 704, 715, 832, 838, 880, 968, 1040, 1144, 1210, 1430, 1573, 1676, 1760, 1936, 2080, 2095, 2288, 2420, 2860, 3146, 3352, 3520, 3872, 4160, 4190, 4576, 4609, 4840, 5447, 5720, 6292, 6704, 7744, 7865, 8380, 9152, 9218, 9680, 10894, 11440, 12584, 13408, 15730, 16760, 18436, 19360, 21788, 22880, 23045, 25168, 26816, 27235, 31460, 33520, 36872, 38720, 43576, 45760, 46090, 50336, 50699, 54470, 59917, 62920, 67040, 73744, 87152, 92180, 100672, 101398, 108940, 119834, 125840, 134080, 147488, 174304, 184360, 202796, 217880, 239668, 251680, 253495, 294976, 299585, 348608, 368720, 405592, 435760, 479336, 503360, 506990, 599170, 659087, 737440, 811184, 871520, 958672, 1013980, 1198340, 1318174, 1474880, 1622368, 1743040, 1917344, 2027960, 2396680, 2636348, 3244736, 3295435, 3834688, 4055920, 4793360, 5272696, 6590870, 8111840, 9586720, 10545392, 13181740, 16223680, 19173440, 21090784, 26363480, 42181568, 52726960, 105453920, 210907840]

約数ペア:

[(1, 210907840), (2, 105453920), (4, 52726960), (5, 42181568), (8, 26363480), (10, 21090784), (11, 19173440), (13, 16223680), (16, 13181740), (20, 10545392), (22, 9586720), (26, 8111840), (32, 6590870), (40, 5272696), (44, 4793360), (52, 4055920), (55, 3834688), (64, 3295435), (65, 3244736), (80, 2636348), (88, 2396680), (104, 2027960), (110, 1917344), (121, 1743040), (130, 1622368), (143, 1474880), (160, 1318174), (176, 1198340), (208, 1013980), (220, 958672), (242, 871520), (260, 811184), (286, 737440), (320, 659087), (352, 599170), (416, 506990), (419, 503360), (440, 479336), (484, 435760), (520, 405592), (572, 368720), (605, 348608), (704, 299585), (715, 294976), (832, 253495), (838, 251680), (880, 239668), (968, 217880), (1040, 202796), (1144, 184360), (1210, 174304), (1430, 147488), (1573, 134080), (1676, 125840), (1760, 119834), (1936, 108940), (2080, 101398), (2095, 100672), (2288, 92180), (2420, 87152), (2860, 73744), (3146, 67040), (3352, 62920), (3520, 59917), (3872, 54470), (4160, 50699), (4190, 50336), (4576, 46090), (4609, 45760), (4840, 43576), (5447, 38720), (5720, 36872), (6292, 33520), (6704, 31460), (7744, 27235), (7865, 26816), (8380, 25168), (9152, 23045), (9218, 22880), (9680, 21788), (10894, 19360), (11440, 18436), (12584, 16760), (13408, 15730)]