242577160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3371}}^1$

素因数の和:3646

約数の個数: 64

約数和(自身を含む): 626382720

約数和(自身を除く): 383805560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 514, 1028, 1285, 1799, 2056, 2570, 3371, 3598, 5140, 6742, 7196, 8995, 10280, 13484, 14392, 16855, 17990, 23597, 26968, 33710, 35980, 47194, 67420, 71960, 94388, 117985, 134840, 188776, 235970, 471940, 866347, 943880, 1732694, 3465388, 4331735, 6064429, 6930776, 8663470, 12128858, 17326940, 24257716, 30322145, 34653880, 48515432, 60644290, 121288580, 242577160]

約数ペア:

[(1, 242577160), (2, 121288580), (4, 60644290), (5, 48515432), (7, 34653880), (8, 30322145), (10, 24257716), (14, 17326940), (20, 12128858), (28, 8663470), (35, 6930776), (40, 6064429), (56, 4331735), (70, 3465388), (140, 1732694), (257, 943880), (280, 866347), (514, 471940), (1028, 235970), (1285, 188776), (1799, 134840), (2056, 117985), (2570, 94388), (3371, 71960), (3598, 67420), (5140, 47194), (6742, 35980), (7196, 33710), (8995, 26968), (10280, 23597), (13484, 17990), (14392, 16855)]