663790680

素因数分解:

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

素因数の和:87830

約数の個数: 128

約数和(自身を含む): 2528755200

約数和(自身を除く): 1864964520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 87803, 175606, 263409, 351212, 439015, 526818, 614621, 702424, 790227, 878030, 1053636, 1229242, 1317045, 1580454, 1756060, 1843863, 2107272, 2370681, 2458484, 2634090, 3073105, 3160908, 3512120, 3687726, 3951135, 4741362, 4916968, 5268180, 5531589, 6146210, 6321816, 7375452, 7902270, 9219315, 9482724, 10536360, 11063178, 11853405, 12292420, 14750904, 15804540, 16594767, 18438630, 18965448, 22126356, 23706810, 24584840, 27657945, 31609080, 33189534, 36877260, 44252712, 47413620, 55315890, 66379068, 73754520, 82973835, 94827240, 110631780, 132758136, 165947670, 221263560, 331895340, 663790680]

約数ペア:

[(1, 663790680), (2, 331895340), (3, 221263560), (4, 165947670), (5, 132758136), (6, 110631780), (7, 94827240), (8, 82973835), (9, 73754520), (10, 66379068), (12, 55315890), (14, 47413620), (15, 44252712), (18, 36877260), (20, 33189534), (21, 31609080), (24, 27657945), (27, 24584840), (28, 23706810), (30, 22126356), (35, 18965448), (36, 18438630), (40, 16594767), (42, 15804540), (45, 14750904), (54, 12292420), (56, 11853405), (60, 11063178), (63, 10536360), (70, 9482724), (72, 9219315), (84, 7902270), (90, 7375452), (105, 6321816), (108, 6146210), (120, 5531589), (126, 5268180), (135, 4916968), (140, 4741362), (168, 3951135), (180, 3687726), (189, 3512120), (210, 3160908), (216, 3073105), (252, 2634090), (270, 2458484), (280, 2370681), (315, 2107272), (360, 1843863), (378, 1756060), (420, 1580454), (504, 1317045), (540, 1229242), (630, 1053636), (756, 878030), (840, 790227), (945, 702424), (1080, 614621), (1260, 526818), (1512, 439015), (1890, 351212), (2520, 263409), (3780, 175606), (7560, 87803)]