72945210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{521}}^1$

素因数の和:903

約数の個数: 64

約数和(自身を含む): 189423360

約数和(自身を除く): 116478150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 359, 390, 521, 718, 1042, 1077, 1563, 1795, 2154, 2605, 3126, 3590, 4667, 5210, 5385, 6773, 7815, 9334, 10770, 13546, 14001, 15630, 20319, 23335, 28002, 33865, 40638, 46670, 67730, 70005, 101595, 140010, 187039, 203190, 374078, 561117, 935195, 1122234, 1870390, 2431507, 2805585, 4863014, 5611170, 7294521, 12157535, 14589042, 24315070, 36472605, 72945210]

約数ペア:

[(1, 72945210), (2, 36472605), (3, 24315070), (5, 14589042), (6, 12157535), (10, 7294521), (13, 5611170), (15, 4863014), (26, 2805585), (30, 2431507), (39, 1870390), (65, 1122234), (78, 935195), (130, 561117), (195, 374078), (359, 203190), (390, 187039), (521, 140010), (718, 101595), (1042, 70005), (1077, 67730), (1563, 46670), (1795, 40638), (2154, 33865), (2605, 28002), (3126, 23335), (3590, 20319), (4667, 15630), (5210, 14001), (5385, 13546), (6773, 10770), (7815, 9334)]