12886020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{487}}^1$

素因数の和:519

約数の個数: 144

約数和(自身を含む): 46730880

約数和(自身を除く): 33844860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 487, 490, 540, 588, 630, 735, 756, 882, 945, 974, 980, 1260, 1323, 1461, 1470, 1764, 1890, 1948, 2205, 2435, 2646, 2922, 2940, 3409, 3780, 4383, 4410, 4870, 5292, 5844, 6615, 6818, 7305, 8766, 8820, 9740, 10227, 13149, 13230, 13636, 14610, 17045, 17532, 20454, 21915, 23863, 26298, 26460, 29220, 30681, 34090, 40908, 43830, 47726, 51135, 52596, 61362, 65745, 68180, 71589, 87660, 92043, 95452, 102270, 119315, 122724, 131490, 143178, 153405, 184086, 204540, 214767, 238630, 262980, 286356, 306810, 357945, 368172, 429534, 460215, 477260, 613620, 644301, 715890, 859068, 920430, 1073835, 1288602, 1431780, 1840860, 2147670, 2577204, 3221505, 4295340, 6443010, 12886020]

約数ペア:

[(1, 12886020), (2, 6443010), (3, 4295340), (4, 3221505), (5, 2577204), (6, 2147670), (7, 1840860), (9, 1431780), (10, 1288602), (12, 1073835), (14, 920430), (15, 859068), (18, 715890), (20, 644301), (21, 613620), (27, 477260), (28, 460215), (30, 429534), (35, 368172), (36, 357945), (42, 306810), (45, 286356), (49, 262980), (54, 238630), (60, 214767), (63, 204540), (70, 184086), (84, 153405), (90, 143178), (98, 131490), (105, 122724), (108, 119315), (126, 102270), (135, 95452), (140, 92043), (147, 87660), (180, 71589), (189, 68180), (196, 65745), (210, 61362), (245, 52596), (252, 51135), (270, 47726), (294, 43830), (315, 40908), (378, 34090), (420, 30681), (441, 29220), (487, 26460), (490, 26298), (540, 23863), (588, 21915), (630, 20454), (735, 17532), (756, 17045), (882, 14610), (945, 13636), (974, 13230), (980, 13149), (1260, 10227), (1323, 9740), (1461, 8820), (1470, 8766), (1764, 7305), (1890, 6818), (1948, 6615), (2205, 5844), (2435, 5292), (2646, 4870), (2922, 4410), (2940, 4383), (3409, 3780)]