207325860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:850

約数の個数: 144

約数和(自身を含む): 683190144

約数和(自身を除く): 475864284

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 294, 388, 420, 485, 490, 582, 588, 679, 727, 735, 970, 980, 1164, 1358, 1454, 1455, 1470, 1940, 2037, 2181, 2716, 2908, 2910, 2940, 3395, 3635, 4074, 4362, 4753, 5089, 5820, 6790, 7270, 8148, 8724, 9506, 10178, 10185, 10905, 13580, 14259, 14540, 15267, 19012, 20356, 20370, 21810, 23765, 25445, 28518, 30534, 35623, 40740, 43620, 47530, 50890, 57036, 61068, 70519, 71246, 71295, 76335, 95060, 101780, 106869, 141038, 142492, 142590, 152670, 178115, 211557, 213738, 282076, 285180, 305340, 352595, 356230, 423114, 427476, 493633, 534345, 705190, 712460, 846228, 987266, 1057785, 1068690, 1410380, 1480899, 1974532, 2115570, 2137380, 2468165, 2961798, 3455431, 4231140, 4936330, 5923596, 6910862, 7404495, 9872660, 10366293, 13821724, 14808990, 17277155, 20732586, 29617980, 34554310, 41465172, 51831465, 69108620, 103662930, 207325860]

約数ペア:

[(1, 207325860), (2, 103662930), (3, 69108620), (4, 51831465), (5, 41465172), (6, 34554310), (7, 29617980), (10, 20732586), (12, 17277155), (14, 14808990), (15, 13821724), (20, 10366293), (21, 9872660), (28, 7404495), (30, 6910862), (35, 5923596), (42, 4936330), (49, 4231140), (60, 3455431), (70, 2961798), (84, 2468165), (97, 2137380), (98, 2115570), (105, 1974532), (140, 1480899), (147, 1410380), (194, 1068690), (196, 1057785), (210, 987266), (245, 846228), (291, 712460), (294, 705190), (388, 534345), (420, 493633), (485, 427476), (490, 423114), (582, 356230), (588, 352595), (679, 305340), (727, 285180), (735, 282076), (970, 213738), (980, 211557), (1164, 178115), (1358, 152670), (1454, 142590), (1455, 142492), (1470, 141038), (1940, 106869), (2037, 101780), (2181, 95060), (2716, 76335), (2908, 71295), (2910, 71246), (2940, 70519), (3395, 61068), (3635, 57036), (4074, 50890), (4362, 47530), (4753, 43620), (5089, 40740), (5820, 35623), (6790, 30534), (7270, 28518), (8148, 25445), (8724, 23765), (9506, 21810), (10178, 20370), (10185, 20356), (10905, 19012), (13580, 15267), (14259, 14540)]