248838420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{2243}}^1$

素因数の和:2341

約数の個数: 72

約数和(自身を含む): 713645856

約数和(自身を除く): 464807436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1849, 2243, 2580, 3698, 4486, 5547, 6729, 7396, 8972, 9245, 11094, 11215, 13458, 18490, 22188, 22430, 26916, 27735, 33645, 36980, 44860, 55470, 67290, 96449, 110940, 134580, 192898, 289347, 385796, 482245, 578694, 964490, 1157388, 1446735, 1928980, 2893470, 4147307, 5786940, 8294614, 12441921, 16589228, 20736535, 24883842, 41473070, 49767684, 62209605, 82946140, 124419210, 248838420]

約数ペア:

[(1, 248838420), (2, 124419210), (3, 82946140), (4, 62209605), (5, 49767684), (6, 41473070), (10, 24883842), (12, 20736535), (15, 16589228), (20, 12441921), (30, 8294614), (43, 5786940), (60, 4147307), (86, 2893470), (129, 1928980), (172, 1446735), (215, 1157388), (258, 964490), (430, 578694), (516, 482245), (645, 385796), (860, 289347), (1290, 192898), (1849, 134580), (2243, 110940), (2580, 96449), (3698, 67290), (4486, 55470), (5547, 44860), (6729, 36980), (7396, 33645), (8972, 27735), (9245, 26916), (11094, 22430), (11215, 22188), (13458, 18490)]