1227933560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:877

約数の個数: 128

約数和(自身を含む): 3278499840

約数和(自身を除く): 2050566280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 241, 248, 280, 310, 434, 482, 587, 620, 868, 964, 1085, 1174, 1205, 1240, 1687, 1736, 1928, 2170, 2348, 2410, 2935, 3374, 4109, 4340, 4696, 4820, 5870, 6748, 7471, 8218, 8435, 8680, 9640, 11740, 13496, 14942, 16436, 16870, 18197, 20545, 23480, 29884, 32872, 33740, 36394, 37355, 41090, 52297, 59768, 67480, 72788, 74710, 82180, 90985, 104594, 127379, 141467, 145576, 149420, 164360, 181970, 209188, 254758, 261485, 282934, 298840, 363940, 418376, 509516, 522970, 565868, 636895, 707335, 727880, 990269, 1019032, 1045940, 1131736, 1273790, 1414670, 1980538, 2091880, 2547580, 2829340, 3961076, 4385477, 4951345, 5095160, 5658680, 7922152, 8770954, 9902690, 17541908, 19805380, 21927385, 30698339, 35083816, 39610760, 43854770, 61396678, 87709540, 122793356, 153491695, 175419080, 245586712, 306983390, 613966780, 1227933560]

約数ペア:

[(1, 1227933560), (2, 613966780), (4, 306983390), (5, 245586712), (7, 175419080), (8, 153491695), (10, 122793356), (14, 87709540), (20, 61396678), (28, 43854770), (31, 39610760), (35, 35083816), (40, 30698339), (56, 21927385), (62, 19805380), (70, 17541908), (124, 9902690), (140, 8770954), (155, 7922152), (217, 5658680), (241, 5095160), (248, 4951345), (280, 4385477), (310, 3961076), (434, 2829340), (482, 2547580), (587, 2091880), (620, 1980538), (868, 1414670), (964, 1273790), (1085, 1131736), (1174, 1045940), (1205, 1019032), (1240, 990269), (1687, 727880), (1736, 707335), (1928, 636895), (2170, 565868), (2348, 522970), (2410, 509516), (2935, 418376), (3374, 363940), (4109, 298840), (4340, 282934), (4696, 261485), (4820, 254758), (5870, 209188), (6748, 181970), (7471, 164360), (8218, 149420), (8435, 145576), (8680, 141467), (9640, 127379), (11740, 104594), (13496, 90985), (14942, 82180), (16436, 74710), (16870, 72788), (18197, 67480), (20545, 59768), (23480, 52297), (29884, 41090), (32872, 37355), (33740, 36394)]