18671490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 52228800

約数和(自身を除く): 33557310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 61, 90, 95, 114, 122, 171, 179, 183, 190, 285, 305, 342, 358, 366, 537, 549, 570, 610, 855, 895, 915, 1074, 1098, 1159, 1611, 1710, 1790, 1830, 2318, 2685, 2745, 3222, 3401, 3477, 5370, 5490, 5795, 6802, 6954, 8055, 10203, 10431, 10919, 11590, 16110, 17005, 17385, 20406, 20862, 21838, 30609, 32757, 34010, 34770, 51015, 52155, 54595, 61218, 65514, 98271, 102030, 104310, 109190, 153045, 163785, 196542, 207461, 306090, 327570, 414922, 491355, 622383, 982710, 1037305, 1244766, 1867149, 2074610, 3111915, 3734298, 6223830, 9335745, 18671490]

約数ペア:

[(1, 18671490), (2, 9335745), (3, 6223830), (5, 3734298), (6, 3111915), (9, 2074610), (10, 1867149), (15, 1244766), (18, 1037305), (19, 982710), (30, 622383), (38, 491355), (45, 414922), (57, 327570), (61, 306090), (90, 207461), (95, 196542), (114, 163785), (122, 153045), (171, 109190), (179, 104310), (183, 102030), (190, 98271), (285, 65514), (305, 61218), (342, 54595), (358, 52155), (366, 51015), (537, 34770), (549, 34010), (570, 32757), (610, 30609), (855, 21838), (895, 20862), (915, 20406), (1074, 17385), (1098, 17005), (1159, 16110), (1611, 11590), (1710, 10919), (1790, 10431), (1830, 10203), (2318, 8055), (2685, 6954), (2745, 6802), (3222, 5795), (3401, 5490), (3477, 5370)]