15280356

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1999}}^1$

素因数の和:2033

約数の個数: 72

約数和(自身を含む): 44688000

約数和(自身を除く): 29407644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 1999, 2548, 3822, 3998, 5997, 7644, 7996, 11994, 13993, 23988, 25987, 27986, 41979, 51974, 55972, 77961, 83958, 97951, 103948, 155922, 167916, 181909, 195902, 293853, 311844, 363818, 391804, 545727, 587706, 727636, 1091454, 1175412, 1273363, 2182908, 2546726, 3820089, 5093452, 7640178, 15280356]

約数ペア:

[(1, 15280356), (2, 7640178), (3, 5093452), (4, 3820089), (6, 2546726), (7, 2182908), (12, 1273363), (13, 1175412), (14, 1091454), (21, 727636), (26, 587706), (28, 545727), (39, 391804), (42, 363818), (49, 311844), (52, 293853), (78, 195902), (84, 181909), (91, 167916), (98, 155922), (147, 103948), (156, 97951), (182, 83958), (196, 77961), (273, 55972), (294, 51974), (364, 41979), (546, 27986), (588, 25987), (637, 23988), (1092, 13993), (1274, 11994), (1911, 7996), (1999, 7644), (2548, 5997), (3822, 3998)]