13002640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 120

約数和(自身を含む): 36640512

約数和(自身を除く): 23637872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 107, 112, 124, 140, 155, 196, 214, 217, 245, 248, 280, 310, 392, 428, 434, 490, 496, 535, 560, 620, 749, 784, 856, 868, 980, 1070, 1085, 1240, 1498, 1519, 1712, 1736, 1960, 2140, 2170, 2480, 2996, 3038, 3317, 3472, 3745, 3920, 4280, 4340, 5243, 5992, 6076, 6634, 7490, 7595, 8560, 8680, 10486, 11984, 12152, 13268, 14980, 15190, 16585, 17360, 20972, 23219, 24304, 26215, 26536, 29960, 30380, 33170, 41944, 46438, 52430, 53072, 59920, 60760, 66340, 83888, 92876, 104860, 116095, 121520, 132680, 162533, 185752, 209720, 232190, 265360, 325066, 371504, 419440, 464380, 650132, 812665, 928760, 1300264, 1625330, 1857520, 2600528, 3250660, 6501320, 13002640]

約数ペア:

[(1, 13002640), (2, 6501320), (4, 3250660), (5, 2600528), (7, 1857520), (8, 1625330), (10, 1300264), (14, 928760), (16, 812665), (20, 650132), (28, 464380), (31, 419440), (35, 371504), (40, 325066), (49, 265360), (56, 232190), (62, 209720), (70, 185752), (80, 162533), (98, 132680), (107, 121520), (112, 116095), (124, 104860), (140, 92876), (155, 83888), (196, 66340), (214, 60760), (217, 59920), (245, 53072), (248, 52430), (280, 46438), (310, 41944), (392, 33170), (428, 30380), (434, 29960), (490, 26536), (496, 26215), (535, 24304), (560, 23219), (620, 20972), (749, 17360), (784, 16585), (856, 15190), (868, 14980), (980, 13268), (1070, 12152), (1085, 11984), (1240, 10486), (1498, 8680), (1519, 8560), (1712, 7595), (1736, 7490), (1960, 6634), (2140, 6076), (2170, 5992), (2480, 5243), (2996, 4340), (3038, 4280), (3317, 3920), (3472, 3745)]