1817658180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40883}}^1$

素因数の和:40930

約数の個数: 144

約数和(自身を含む): 6250345920

約数和(自身を除く): 4432687740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 7410, 8892, 11115, 14820, 22230, 40883, 44460, 81766, 122649, 163532, 204415, 245298, 367947, 408830, 490596, 531479, 613245, 735894, 776777, 817660, 1062958, 1226490, 1471788, 1553554, 1594437, 1839735, 2125916, 2330331, 2452980, 2657395, 3107108, 3188874, 3679470, 3883885, 4660662, 4783311, 5314790, 6377748, 6990993, 7358940, 7767770, 7972185, 9321324, 9566622, 10098101, 10629580, 11651655, 13981986, 15535540, 15944370, 19133244, 20196202, 23303310, 23916555, 27963972, 30294303, 31888740, 34954965, 40392404, 46606620, 47833110, 50490505, 60588606, 69909930, 90882909, 95666220, 100981010, 121177212, 139819860, 151471515, 181765818, 201962020, 302943030, 363531636, 454414545, 605886060, 908829090, 1817658180]

約数ペア:

[(1, 1817658180), (2, 908829090), (3, 605886060), (4, 454414545), (5, 363531636), (6, 302943030), (9, 201962020), (10, 181765818), (12, 151471515), (13, 139819860), (15, 121177212), (18, 100981010), (19, 95666220), (20, 90882909), (26, 69909930), (30, 60588606), (36, 50490505), (38, 47833110), (39, 46606620), (45, 40392404), (52, 34954965), (57, 31888740), (60, 30294303), (65, 27963972), (76, 23916555), (78, 23303310), (90, 20196202), (95, 19133244), (114, 15944370), (117, 15535540), (130, 13981986), (156, 11651655), (171, 10629580), (180, 10098101), (190, 9566622), (195, 9321324), (228, 7972185), (234, 7767770), (247, 7358940), (260, 6990993), (285, 6377748), (342, 5314790), (380, 4783311), (390, 4660662), (468, 3883885), (494, 3679470), (570, 3188874), (585, 3107108), (684, 2657395), (741, 2452980), (780, 2330331), (855, 2125916), (988, 1839735), (1140, 1594437), (1170, 1553554), (1235, 1471788), (1482, 1226490), (1710, 1062958), (2223, 817660), (2340, 776777), (2470, 735894), (2964, 613245), (3420, 531479), (3705, 490596), (4446, 408830), (4940, 367947), (7410, 245298), (8892, 204415), (11115, 163532), (14820, 122649), (22230, 81766), (40883, 44460)]