221263560

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{87803}}^1$

素因数の和:87827

約数の個数: 96

約数和(自身を含む): 821845440

約数和(自身を除く): 600581880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 87803, 175606, 263409, 351212, 439015, 526818, 614621, 702424, 790227, 878030, 1053636, 1229242, 1317045, 1580454, 1756060, 1843863, 2107272, 2458484, 2634090, 3073105, 3160908, 3512120, 3687726, 3951135, 4916968, 5268180, 5531589, 6146210, 6321816, 7375452, 7902270, 9219315, 10536360, 11063178, 12292420, 14750904, 15804540, 18438630, 22126356, 24584840, 27657945, 31609080, 36877260, 44252712, 55315890, 73754520, 110631780, 221263560]

約数ペア:

[(1, 221263560), (2, 110631780), (3, 73754520), (4, 55315890), (5, 44252712), (6, 36877260), (7, 31609080), (8, 27657945), (9, 24584840), (10, 22126356), (12, 18438630), (14, 15804540), (15, 14750904), (18, 12292420), (20, 11063178), (21, 10536360), (24, 9219315), (28, 7902270), (30, 7375452), (35, 6321816), (36, 6146210), (40, 5531589), (42, 5268180), (45, 4916968), (56, 3951135), (60, 3687726), (63, 3512120), (70, 3160908), (72, 3073105), (84, 2634090), (90, 2458484), (105, 2107272), (120, 1843863), (126, 1756060), (140, 1580454), (168, 1317045), (180, 1229242), (210, 1053636), (252, 878030), (280, 790227), (315, 702424), (360, 614621), (420, 526818), (504, 439015), (630, 351212), (840, 263409), (1260, 175606), (2520, 87803)]