664311720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{325643}}^1$

素因数の和:325674

約数の個数: 64

約数和(自身を含む): 2110173120

約数和(自身を除く): 1445861400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 325643, 651286, 976929, 1302572, 1628215, 1953858, 2605144, 3256430, 3907716, 4884645, 5535931, 6512860, 7815432, 9769290, 11071862, 13025720, 16607793, 19538580, 22143724, 27679655, 33215586, 39077160, 44287448, 55359310, 66431172, 83038965, 110718620, 132862344, 166077930, 221437240, 332155860, 664311720]

約数ペア:

[(1, 664311720), (2, 332155860), (3, 221437240), (4, 166077930), (5, 132862344), (6, 110718620), (8, 83038965), (10, 66431172), (12, 55359310), (15, 44287448), (17, 39077160), (20, 33215586), (24, 27679655), (30, 22143724), (34, 19538580), (40, 16607793), (51, 13025720), (60, 11071862), (68, 9769290), (85, 7815432), (102, 6512860), (120, 5535931), (136, 4884645), (170, 3907716), (204, 3256430), (255, 2605144), (340, 1953858), (408, 1628215), (510, 1302572), (680, 976929), (1020, 651286), (2040, 325643)]