840605920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 288

約数和(自身を含む): 2594446848

約数和(自身を除く): 1753840928

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 71, 77, 80, 88, 110, 112, 124, 140, 142, 154, 155, 160, 176, 217, 220, 224, 248, 280, 284, 308, 310, 341, 352, 355, 385, 434, 440, 496, 497, 560, 568, 616, 620, 682, 710, 770, 781, 868, 880, 961, 992, 994, 1085, 1120, 1136, 1232, 1240, 1364, 1420, 1540, 1562, 1705, 1736, 1760, 1922, 1988, 2170, 2201, 2272, 2387, 2464, 2480, 2485, 2728, 2840, 3080, 3124, 3410, 3472, 3844, 3905, 3976, 4340, 4402, 4774, 4805, 4960, 4970, 5456, 5467, 5680, 6160, 6248, 6727, 6820, 6944, 7688, 7810, 7952, 8680, 8804, 9548, 9610, 9940, 10571, 10912, 10934, 11005, 11360, 11935, 12320, 12496, 13454, 13640, 15376, 15407, 15620, 15904, 17360, 17608, 19096, 19220, 19880, 21142, 21868, 22010, 23870, 24211, 24992, 26908, 27280, 27335, 30752, 30814, 31240, 33635, 34720, 35216, 38192, 38440, 39760, 42284, 43736, 44020, 47740, 48422, 52855, 53816, 54560, 54670, 61628, 62480, 67270, 68231, 70432, 73997, 76384, 76880, 77035, 79520, 84568, 87472, 88040, 95480, 96844, 105710, 107632, 109340, 121055, 123256, 124960, 134540, 136462, 147994, 153760, 154070, 169136, 169477, 174944, 176080, 190960, 193688, 211420, 215264, 218680, 242110, 246512, 269080, 272924, 295988, 308140, 338272, 338954, 341155, 352160, 369985, 381920, 387376, 422840, 437360, 477617, 484220, 493024, 538160, 545848, 591976, 616280, 677908, 682310, 739970, 750541, 774752, 845680, 847385, 874720, 955234, 968440, 1076320, 1091696, 1183952, 1232560, 1355816, 1364620, 1479940, 1501082, 1691360, 1694770, 1910468, 1936880, 2183392, 2367904, 2388085, 2465120, 2711632, 2729240, 2959880, 3002164, 3389540, 3752705, 3820936, 3873760, 4776170, 5253787, 5423264, 5458480, 5919760, 6004328, 6779080, 7505410, 7641872, 9552340, 10507574, 10916960, 11839520, 12008656, 13558160, 15010820, 15283744, 19104680, 21015148, 24017312, 26268935, 27116320, 30021640, 38209360, 42030296, 52537870, 60043280, 76418720, 84060592, 105075740, 120086560, 168121184, 210151480, 420302960, 840605920]

約数ペア:

[(1, 840605920), (2, 420302960), (4, 210151480), (5, 168121184), (7, 120086560), (8, 105075740), (10, 84060592), (11, 76418720), (14, 60043280), (16, 52537870), (20, 42030296), (22, 38209360), (28, 30021640), (31, 27116320), (32, 26268935), (35, 24017312), (40, 21015148), (44, 19104680), (55, 15283744), (56, 15010820), (62, 13558160), (70, 12008656), (71, 11839520), (77, 10916960), (80, 10507574), (88, 9552340), (110, 7641872), (112, 7505410), (124, 6779080), (140, 6004328), (142, 5919760), (154, 5458480), (155, 5423264), (160, 5253787), (176, 4776170), (217, 3873760), (220, 3820936), (224, 3752705), (248, 3389540), (280, 3002164), (284, 2959880), (308, 2729240), (310, 2711632), (341, 2465120), (352, 2388085), (355, 2367904), (385, 2183392), (434, 1936880), (440, 1910468), (496, 1694770), (497, 1691360), (560, 1501082), (568, 1479940), (616, 1364620), (620, 1355816), (682, 1232560), (710, 1183952), (770, 1091696), (781, 1076320), (868, 968440), (880, 955234), (961, 874720), (992, 847385), (994, 845680), (1085, 774752), (1120, 750541), (1136, 739970), (1232, 682310), (1240, 677908), (1364, 616280), (1420, 591976), (1540, 545848), (1562, 538160), (1705, 493024), (1736, 484220), (1760, 477617), (1922, 437360), (1988, 422840), (2170, 387376), (2201, 381920), (2272, 369985), (2387, 352160), (2464, 341155), (2480, 338954), (2485, 338272), (2728, 308140), (2840, 295988), (3080, 272924), (3124, 269080), (3410, 246512), (3472, 242110), (3844, 218680), (3905, 215264), (3976, 211420), (4340, 193688), (4402, 190960), (4774, 176080), (4805, 174944), (4960, 169477), (4970, 169136), (5456, 154070), (5467, 153760), (5680, 147994), (6160, 136462), (6248, 134540), (6727, 124960), (6820, 123256), (6944, 121055), (7688, 109340), (7810, 107632), (7952, 105710), (8680, 96844), (8804, 95480), (9548, 88040), (9610, 87472), (9940, 84568), (10571, 79520), (10912, 77035), (10934, 76880), (11005, 76384), (11360, 73997), (11935, 70432), (12320, 68231), (12496, 67270), (13454, 62480), (13640, 61628), (15376, 54670), (15407, 54560), (15620, 53816), (15904, 52855), (17360, 48422), (17608, 47740), (19096, 44020), (19220, 43736), (19880, 42284), (21142, 39760), (21868, 38440), (22010, 38192), (23870, 35216), (24211, 34720), (24992, 33635), (26908, 31240), (27280, 30814), (27335, 30752)]