1720955880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1213}}^1$

素因数の和:1800

約数の個数: 192

約数和(自身を含む): 6408754560

約数和(自身を除く): 4687798680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 563, 630, 840, 1126, 1213, 1260, 1689, 2252, 2426, 2520, 2815, 3378, 3639, 3941, 4504, 4852, 5067, 5630, 6065, 6756, 7278, 7882, 8445, 8491, 9704, 10134, 10917, 11260, 11823, 12130, 13512, 14556, 15764, 16890, 16982, 18195, 19705, 20268, 21834, 22520, 23646, 24260, 25335, 25473, 29112, 31528, 33780, 33964, 35469, 36390, 39410, 40536, 42455, 43668, 47292, 48520, 50670, 50946, 54585, 59115, 67560, 67928, 70938, 72780, 76419, 78820, 84910, 87336, 94584, 101340, 101892, 109170, 118230, 127365, 141876, 145560, 152838, 157640, 169820, 177345, 202680, 203784, 218340, 236460, 254730, 283752, 305676, 339640, 354690, 382095, 436680, 472920, 509460, 611352, 682919, 709380, 764190, 1018920, 1365838, 1418760, 1528380, 2048757, 2731676, 3056760, 3414595, 4097514, 4780433, 5463352, 6146271, 6829190, 8195028, 9560866, 10243785, 12292542, 13658380, 14341299, 16390056, 19121732, 20487570, 23902165, 24585084, 27316760, 28682598, 30731355, 38243464, 40975140, 43023897, 47804330, 49170168, 57365196, 61462710, 71706495, 81950280, 86047794, 95608660, 114730392, 122925420, 143412990, 172095588, 191217320, 215119485, 245850840, 286825980, 344191176, 430238970, 573651960, 860477940, 1720955880]

約数ペア:

[(1, 1720955880), (2, 860477940), (3, 573651960), (4, 430238970), (5, 344191176), (6, 286825980), (7, 245850840), (8, 215119485), (9, 191217320), (10, 172095588), (12, 143412990), (14, 122925420), (15, 114730392), (18, 95608660), (20, 86047794), (21, 81950280), (24, 71706495), (28, 61462710), (30, 57365196), (35, 49170168), (36, 47804330), (40, 43023897), (42, 40975140), (45, 38243464), (56, 30731355), (60, 28682598), (63, 27316760), (70, 24585084), (72, 23902165), (84, 20487570), (90, 19121732), (105, 16390056), (120, 14341299), (126, 13658380), (140, 12292542), (168, 10243785), (180, 9560866), (210, 8195028), (252, 6829190), (280, 6146271), (315, 5463352), (360, 4780433), (420, 4097514), (504, 3414595), (563, 3056760), (630, 2731676), (840, 2048757), (1126, 1528380), (1213, 1418760), (1260, 1365838), (1689, 1018920), (2252, 764190), (2426, 709380), (2520, 682919), (2815, 611352), (3378, 509460), (3639, 472920), (3941, 436680), (4504, 382095), (4852, 354690), (5067, 339640), (5630, 305676), (6065, 283752), (6756, 254730), (7278, 236460), (7882, 218340), (8445, 203784), (8491, 202680), (9704, 177345), (10134, 169820), (10917, 157640), (11260, 152838), (11823, 145560), (12130, 141876), (13512, 127365), (14556, 118230), (15764, 109170), (16890, 101892), (16982, 101340), (18195, 94584), (19705, 87336), (20268, 84910), (21834, 78820), (22520, 76419), (23646, 72780), (24260, 70938), (25335, 67928), (25473, 67560), (29112, 59115), (31528, 54585), (33780, 50946), (33964, 50670), (35469, 48520), (36390, 47292), (39410, 43668), (40536, 42455)]