268713540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{24473}}^1$

素因数の和:24549

約数の個数: 72

約数和(自身を含む): 828493848

約数和(自身を除く): 559780308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 24473, 48946, 73419, 97892, 122365, 146838, 220257, 244730, 293676, 367095, 440514, 489460, 734190, 881028, 1101285, 1468380, 1492853, 2202570, 2985706, 4405140, 4478559, 5971412, 7464265, 8957118, 13435677, 14928530, 17914236, 22392795, 26871354, 29857060, 44785590, 53742708, 67178385, 89571180, 134356770, 268713540]

約数ペア:

[(1, 268713540), (2, 134356770), (3, 89571180), (4, 67178385), (5, 53742708), (6, 44785590), (9, 29857060), (10, 26871354), (12, 22392795), (15, 17914236), (18, 14928530), (20, 13435677), (30, 8957118), (36, 7464265), (45, 5971412), (60, 4478559), (61, 4405140), (90, 2985706), (122, 2202570), (180, 1492853), (183, 1468380), (244, 1101285), (305, 881028), (366, 734190), (549, 489460), (610, 440514), (732, 367095), (915, 293676), (1098, 244730), (1220, 220257), (1830, 146838), (2196, 122365), (2745, 97892), (3660, 73419), (5490, 48946), (10980, 24473)]