207197880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{293}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 640120320

約数和(自身を除く): 432922440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 83, 120, 142, 166, 213, 249, 284, 293, 332, 355, 415, 426, 498, 568, 586, 664, 710, 830, 852, 879, 996, 1065, 1172, 1245, 1420, 1465, 1660, 1704, 1758, 1992, 2130, 2344, 2490, 2840, 2930, 3320, 3516, 4260, 4395, 4980, 5860, 5893, 7032, 8520, 8790, 9960, 11720, 11786, 17580, 17679, 20803, 23572, 24319, 29465, 35160, 35358, 41606, 47144, 48638, 58930, 62409, 70716, 72957, 83212, 88395, 97276, 104015, 117860, 121595, 124818, 141432, 145914, 166424, 176790, 194552, 208030, 235720, 243190, 249636, 291828, 312045, 353580, 364785, 416060, 486380, 499272, 583656, 624090, 707160, 729570, 832120, 972760, 1248180, 1459140, 1726649, 2496360, 2918280, 3453298, 5179947, 6906596, 8633245, 10359894, 13813192, 17266490, 20719788, 25899735, 34532980, 41439576, 51799470, 69065960, 103598940, 207197880]

約数ペア:

[(1, 207197880), (2, 103598940), (3, 69065960), (4, 51799470), (5, 41439576), (6, 34532980), (8, 25899735), (10, 20719788), (12, 17266490), (15, 13813192), (20, 10359894), (24, 8633245), (30, 6906596), (40, 5179947), (60, 3453298), (71, 2918280), (83, 2496360), (120, 1726649), (142, 1459140), (166, 1248180), (213, 972760), (249, 832120), (284, 729570), (293, 707160), (332, 624090), (355, 583656), (415, 499272), (426, 486380), (498, 416060), (568, 364785), (586, 353580), (664, 312045), (710, 291828), (830, 249636), (852, 243190), (879, 235720), (996, 208030), (1065, 194552), (1172, 176790), (1245, 166424), (1420, 145914), (1465, 141432), (1660, 124818), (1704, 121595), (1758, 117860), (1992, 104015), (2130, 97276), (2344, 88395), (2490, 83212), (2840, 72957), (2930, 70716), (3320, 62409), (3516, 58930), (4260, 48638), (4395, 47144), (4980, 41606), (5860, 35358), (5893, 35160), (7032, 29465), (8520, 24319), (8790, 23572), (9960, 20803), (11720, 17679), (11786, 17580)]