489540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 1411200

約数和(自身を除く): 921660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 199, 205, 246, 398, 410, 492, 597, 615, 796, 820, 995, 1194, 1230, 1990, 2388, 2460, 2985, 3980, 5970, 8159, 11940, 16318, 24477, 32636, 40795, 48954, 81590, 97908, 122385, 163180, 244770, 489540]

約数ペア:

[(1, 489540), (2, 244770), (3, 163180), (4, 122385), (5, 97908), (6, 81590), (10, 48954), (12, 40795), (15, 32636), (20, 24477), (30, 16318), (41, 11940), (60, 8159), (82, 5970), (123, 3980), (164, 2985), (199, 2460), (205, 2388), (246, 1990), (398, 1230), (410, 1194), (492, 995), (597, 820), (615, 796)]