15992900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 45330432

約数和(自身を除く): 29337532

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 31, 35, 44, 50, 55, 62, 67, 70, 77, 100, 110, 124, 134, 140, 154, 155, 175, 217, 220, 268, 275, 308, 310, 335, 341, 350, 385, 434, 469, 550, 620, 670, 682, 700, 737, 770, 775, 868, 938, 1085, 1100, 1340, 1364, 1474, 1540, 1550, 1675, 1705, 1876, 1925, 2077, 2170, 2345, 2387, 2948, 3100, 3350, 3410, 3685, 3850, 4154, 4340, 4690, 4774, 5159, 5425, 6700, 6820, 7370, 7700, 8308, 8525, 9380, 9548, 10318, 10385, 10850, 11725, 11935, 14539, 14740, 17050, 18425, 20636, 20770, 21700, 22847, 23450, 23870, 25795, 29078, 34100, 36850, 41540, 45694, 46900, 47740, 51590, 51925, 58156, 59675, 72695, 73700, 91388, 103180, 103850, 114235, 119350, 128975, 145390, 159929, 207700, 228470, 238700, 257950, 290780, 319858, 363475, 456940, 515900, 571175, 639716, 726950, 799645, 1142350, 1453900, 1599290, 2284700, 3198580, 3998225, 7996450, 15992900]

約数ペア:

[(1, 15992900), (2, 7996450), (4, 3998225), (5, 3198580), (7, 2284700), (10, 1599290), (11, 1453900), (14, 1142350), (20, 799645), (22, 726950), (25, 639716), (28, 571175), (31, 515900), (35, 456940), (44, 363475), (50, 319858), (55, 290780), (62, 257950), (67, 238700), (70, 228470), (77, 207700), (100, 159929), (110, 145390), (124, 128975), (134, 119350), (140, 114235), (154, 103850), (155, 103180), (175, 91388), (217, 73700), (220, 72695), (268, 59675), (275, 58156), (308, 51925), (310, 51590), (335, 47740), (341, 46900), (350, 45694), (385, 41540), (434, 36850), (469, 34100), (550, 29078), (620, 25795), (670, 23870), (682, 23450), (700, 22847), (737, 21700), (770, 20770), (775, 20636), (868, 18425), (938, 17050), (1085, 14740), (1100, 14539), (1340, 11935), (1364, 11725), (1474, 10850), (1540, 10385), (1550, 10318), (1675, 9548), (1705, 9380), (1876, 8525), (1925, 8308), (2077, 7700), (2170, 7370), (2345, 6820), (2387, 6700), (2948, 5425), (3100, 5159), (3350, 4774), (3410, 4690), (3685, 4340), (3850, 4154)]