51269680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 240

約数和(自身を含む): 160302240

約数和(自身を除く): 109032560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 41, 44, 49, 55, 56, 58, 70, 77, 80, 82, 88, 98, 110, 112, 116, 140, 145, 154, 164, 176, 196, 203, 205, 220, 232, 245, 280, 287, 290, 308, 319, 328, 385, 392, 406, 410, 440, 451, 464, 490, 539, 560, 574, 580, 616, 638, 656, 770, 784, 812, 820, 880, 902, 980, 1015, 1078, 1148, 1160, 1189, 1232, 1276, 1421, 1435, 1540, 1595, 1624, 1640, 1804, 1960, 2009, 2030, 2156, 2233, 2255, 2296, 2320, 2378, 2552, 2695, 2842, 2870, 3080, 3157, 3190, 3248, 3280, 3608, 3920, 4018, 4060, 4312, 4466, 4510, 4592, 4756, 5104, 5390, 5684, 5740, 5945, 6160, 6314, 6380, 7105, 7216, 8036, 8120, 8323, 8624, 8932, 9020, 9512, 10045, 10780, 11165, 11368, 11480, 11890, 12628, 12760, 13079, 14210, 15631, 15785, 16072, 16240, 16646, 17864, 18040, 19024, 20090, 21560, 22099, 22330, 22736, 22960, 23780, 25256, 25520, 26158, 28420, 31262, 31570, 32144, 33292, 35728, 36080, 40180, 41615, 43120, 44198, 44660, 47560, 50512, 52316, 56840, 58261, 62524, 63140, 65395, 66584, 78155, 80360, 83230, 88396, 89320, 91553, 95120, 104632, 110495, 113680, 116522, 125048, 126280, 130790, 133168, 156310, 160720, 166460, 176792, 178640, 183106, 209264, 220990, 233044, 250096, 252560, 261580, 291305, 312620, 332920, 353584, 366212, 441980, 457765, 466088, 523160, 582610, 625240, 640871, 665840, 732424, 883960, 915530, 932176, 1046320, 1165220, 1250480, 1281742, 1464848, 1767920, 1831060, 2330440, 2563484, 3204355, 3662120, 4660880, 5126968, 6408710, 7324240, 10253936, 12817420, 25634840, 51269680]

約数ペア:

[(1, 51269680), (2, 25634840), (4, 12817420), (5, 10253936), (7, 7324240), (8, 6408710), (10, 5126968), (11, 4660880), (14, 3662120), (16, 3204355), (20, 2563484), (22, 2330440), (28, 1831060), (29, 1767920), (35, 1464848), (40, 1281742), (41, 1250480), (44, 1165220), (49, 1046320), (55, 932176), (56, 915530), (58, 883960), (70, 732424), (77, 665840), (80, 640871), (82, 625240), (88, 582610), (98, 523160), (110, 466088), (112, 457765), (116, 441980), (140, 366212), (145, 353584), (154, 332920), (164, 312620), (176, 291305), (196, 261580), (203, 252560), (205, 250096), (220, 233044), (232, 220990), (245, 209264), (280, 183106), (287, 178640), (290, 176792), (308, 166460), (319, 160720), (328, 156310), (385, 133168), (392, 130790), (406, 126280), (410, 125048), (440, 116522), (451, 113680), (464, 110495), (490, 104632), (539, 95120), (560, 91553), (574, 89320), (580, 88396), (616, 83230), (638, 80360), (656, 78155), (770, 66584), (784, 65395), (812, 63140), (820, 62524), (880, 58261), (902, 56840), (980, 52316), (1015, 50512), (1078, 47560), (1148, 44660), (1160, 44198), (1189, 43120), (1232, 41615), (1276, 40180), (1421, 36080), (1435, 35728), (1540, 33292), (1595, 32144), (1624, 31570), (1640, 31262), (1804, 28420), (1960, 26158), (2009, 25520), (2030, 25256), (2156, 23780), (2233, 22960), (2255, 22736), (2296, 22330), (2320, 22099), (2378, 21560), (2552, 20090), (2695, 19024), (2842, 18040), (2870, 17864), (3080, 16646), (3157, 16240), (3190, 16072), (3248, 15785), (3280, 15631), (3608, 14210), (3920, 13079), (4018, 12760), (4060, 12628), (4312, 11890), (4466, 11480), (4510, 11368), (4592, 11165), (4756, 10780), (5104, 10045), (5390, 9512), (5684, 9020), (5740, 8932), (5945, 8624), (6160, 8323), (6314, 8120), (6380, 8036), (7105, 7216)]