447865020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67247}}^1$

素因数の和:67299

約数の個数: 72

約数和(自身を含む): 1395261504

約数和(自身を除く): 947396484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 67247, 134494, 201741, 268988, 336235, 403482, 605223, 672470, 806964, 1008705, 1210446, 1344940, 2017410, 2420892, 2488139, 3026115, 4034820, 4976278, 6052230, 7464417, 9952556, 12104460, 12440695, 14928834, 22393251, 24881390, 29857668, 37322085, 44786502, 49762780, 74644170, 89573004, 111966255, 149288340, 223932510, 447865020]

約数ペア:

[(1, 447865020), (2, 223932510), (3, 149288340), (4, 111966255), (5, 89573004), (6, 74644170), (9, 49762780), (10, 44786502), (12, 37322085), (15, 29857668), (18, 24881390), (20, 22393251), (30, 14928834), (36, 12440695), (37, 12104460), (45, 9952556), (60, 7464417), (74, 6052230), (90, 4976278), (111, 4034820), (148, 3026115), (180, 2488139), (185, 2420892), (222, 2017410), (333, 1344940), (370, 1210446), (444, 1008705), (555, 806964), (666, 672470), (740, 605223), (1110, 403482), (1332, 336235), (1665, 268988), (2220, 201741), (3330, 134494), (6660, 67247)]