216571290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7607}}^1$

素因数の和:7703

約数の個数: 64

約数和(自身を含む): 567495936

約数和(自身を除く): 350924646

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 365, 390, 438, 730, 949, 1095, 1898, 2190, 2847, 4745, 5694, 7607, 9490, 14235, 15214, 22821, 28470, 38035, 45642, 76070, 98891, 114105, 197782, 228210, 296673, 494455, 555311, 593346, 988910, 1110622, 1483365, 1665933, 2776555, 2966730, 3331866, 5553110, 7219043, 8329665, 14438086, 16659330, 21657129, 36095215, 43314258, 72190430, 108285645, 216571290]

約数ペア:

[(1, 216571290), (2, 108285645), (3, 72190430), (5, 43314258), (6, 36095215), (10, 21657129), (13, 16659330), (15, 14438086), (26, 8329665), (30, 7219043), (39, 5553110), (65, 3331866), (73, 2966730), (78, 2776555), (130, 1665933), (146, 1483365), (195, 1110622), (219, 988910), (365, 593346), (390, 555311), (438, 494455), (730, 296673), (949, 228210), (1095, 197782), (1898, 114105), (2190, 98891), (2847, 76070), (4745, 45642), (5694, 38035), (7607, 28470), (9490, 22821), (14235, 15214)]