20510147160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{1657}}^1$

素因数の和:1907

約数の個数: 256

約数和(自身を含む): 69787209600

約数和(自身を除く): 49277062440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 157, 180, 216, 219, 270, 292, 314, 360, 365, 438, 471, 540, 584, 628, 657, 730, 785, 876, 942, 1080, 1095, 1256, 1314, 1413, 1460, 1570, 1657, 1752, 1884, 1971, 2190, 2355, 2628, 2826, 2920, 3140, 3285, 3314, 3768, 3942, 4239, 4380, 4710, 4971, 5256, 5652, 6280, 6570, 6628, 7065, 7884, 8285, 8478, 8760, 9420, 9855, 9942, 11304, 11461, 13140, 13256, 14130, 14913, 15768, 16570, 16956, 18840, 19710, 19884, 21195, 22922, 24855, 26280, 28260, 29826, 33140, 33912, 34383, 39420, 39768, 42390, 44739, 45844, 49710, 56520, 57305, 59652, 66280, 68766, 74565, 78840, 84780, 89478, 91688, 99420, 103149, 114610, 119304, 120961, 137532, 149130, 169560, 171915, 178956, 198840, 206298, 223695, 229220, 241922, 260149, 275064, 298260, 309447, 343830, 357912, 362883, 412596, 447390, 458440, 483844, 515745, 520298, 596520, 604805, 618894, 687660, 725766, 780447, 825192, 894780, 967688, 1031490, 1040596, 1088649, 1209610, 1237788, 1300745, 1375320, 1451532, 1547235, 1560894, 1789560, 1814415, 2062980, 2081192, 2177298, 2341341, 2419220, 2475576, 2601490, 2903064, 3094470, 3121788, 3265947, 3628830, 3902235, 4125960, 4354596, 4682682, 4838440, 5202980, 5443245, 6188940, 6243576, 6531894, 7024023, 7257660, 7804470, 8709192, 9365364, 10405960, 10886490, 11706705, 12377880, 13063788, 14048046, 14515320, 15608940, 16329735, 18730728, 18990877, 21772980, 23413410, 26127576, 28096092, 31217880, 32659470, 35120115, 37981754, 43545960, 46826820, 56192184, 56972631, 65318940, 70240230, 75963508, 93653640, 94954385, 113945262, 130637880, 140480460, 151927016, 170917893, 189908770, 227890524, 280960920, 284863155, 341835786, 379817540, 455781048, 512753679, 569726310, 683671572, 759635080, 854589465, 1025507358, 1139452620, 1367343144, 1709178930, 2051014716, 2278905240, 2563768395, 3418357860, 4102029432, 5127536790, 6836715720, 10255073580, 20510147160]

約数ペア:

[(1, 20510147160), (2, 10255073580), (3, 6836715720), (4, 5127536790), (5, 4102029432), (6, 3418357860), (8, 2563768395), (9, 2278905240), (10, 2051014716), (12, 1709178930), (15, 1367343144), (18, 1139452620), (20, 1025507358), (24, 854589465), (27, 759635080), (30, 683671572), (36, 569726310), (40, 512753679), (45, 455781048), (54, 379817540), (60, 341835786), (72, 284863155), (73, 280960920), (90, 227890524), (108, 189908770), (120, 170917893), (135, 151927016), (146, 140480460), (157, 130637880), (180, 113945262), (216, 94954385), (219, 93653640), (270, 75963508), (292, 70240230), (314, 65318940), (360, 56972631), (365, 56192184), (438, 46826820), (471, 43545960), (540, 37981754), (584, 35120115), (628, 32659470), (657, 31217880), (730, 28096092), (785, 26127576), (876, 23413410), (942, 21772980), (1080, 18990877), (1095, 18730728), (1256, 16329735), (1314, 15608940), (1413, 14515320), (1460, 14048046), (1570, 13063788), (1657, 12377880), (1752, 11706705), (1884, 10886490), (1971, 10405960), (2190, 9365364), (2355, 8709192), (2628, 7804470), (2826, 7257660), (2920, 7024023), (3140, 6531894), (3285, 6243576), (3314, 6188940), (3768, 5443245), (3942, 5202980), (4239, 4838440), (4380, 4682682), (4710, 4354596), (4971, 4125960), (5256, 3902235), (5652, 3628830), (6280, 3265947), (6570, 3121788), (6628, 3094470), (7065, 2903064), (7884, 2601490), (8285, 2475576), (8478, 2419220), (8760, 2341341), (9420, 2177298), (9855, 2081192), (9942, 2062980), (11304, 1814415), (11461, 1789560), (13140, 1560894), (13256, 1547235), (14130, 1451532), (14913, 1375320), (15768, 1300745), (16570, 1237788), (16956, 1209610), (18840, 1088649), (19710, 1040596), (19884, 1031490), (21195, 967688), (22922, 894780), (24855, 825192), (26280, 780447), (28260, 725766), (29826, 687660), (33140, 618894), (33912, 604805), (34383, 596520), (39420, 520298), (39768, 515745), (42390, 483844), (44739, 458440), (45844, 447390), (49710, 412596), (56520, 362883), (57305, 357912), (59652, 343830), (66280, 309447), (68766, 298260), (74565, 275064), (78840, 260149), (84780, 241922), (89478, 229220), (91688, 223695), (99420, 206298), (103149, 198840), (114610, 178956), (119304, 171915), (120961, 169560), (137532, 149130)]