220423840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15139}}^1$

素因数の和:15174

約数の個数: 96

約数和(自身を含む): 640967040

約数和(自身を除く): 420543200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 14560, 15139, 30278, 60556, 75695, 105973, 121112, 151390, 196807, 211946, 242224, 302780, 393614, 423892, 484448, 529865, 605560, 787228, 847784, 984035, 1059730, 1211120, 1377649, 1574456, 1695568, 1968070, 2119460, 2422240, 2755298, 3148912, 3391136, 3936140, 4238920, 5510596, 6297824, 6888245, 7872280, 8477840, 11021192, 13776490, 15744560, 16955680, 22042384, 27552980, 31489120, 44084768, 55105960, 110211920, 220423840]

約数ペア:

[(1, 220423840), (2, 110211920), (4, 55105960), (5, 44084768), (7, 31489120), (8, 27552980), (10, 22042384), (13, 16955680), (14, 15744560), (16, 13776490), (20, 11021192), (26, 8477840), (28, 7872280), (32, 6888245), (35, 6297824), (40, 5510596), (52, 4238920), (56, 3936140), (65, 3391136), (70, 3148912), (80, 2755298), (91, 2422240), (104, 2119460), (112, 1968070), (130, 1695568), (140, 1574456), (160, 1377649), (182, 1211120), (208, 1059730), (224, 984035), (260, 847784), (280, 787228), (364, 605560), (416, 529865), (455, 484448), (520, 423892), (560, 393614), (728, 302780), (910, 242224), (1040, 211946), (1120, 196807), (1456, 151390), (1820, 121112), (2080, 105973), (2912, 75695), (3640, 60556), (7280, 30278), (14560, 15139)]