1858031280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19403}}^1$

素因数の和:19448

約数の個数: 240

約数和(自身を含む): 7507019520

約数和(自身を除く): 5648988240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 105, 112, 114, 120, 126, 133, 140, 144, 152, 168, 171, 180, 190, 210, 228, 240, 252, 266, 280, 285, 304, 315, 336, 342, 360, 380, 399, 420, 456, 504, 532, 560, 570, 630, 665, 684, 720, 760, 798, 840, 855, 912, 1008, 1064, 1140, 1197, 1260, 1330, 1368, 1520, 1596, 1680, 1710, 1995, 2128, 2280, 2394, 2520, 2660, 2736, 3192, 3420, 3990, 4560, 4788, 5040, 5320, 5985, 6384, 6840, 7980, 9576, 10640, 11970, 13680, 15960, 19152, 19403, 23940, 31920, 38806, 47880, 58209, 77612, 95760, 97015, 116418, 135821, 155224, 174627, 194030, 232836, 271642, 291045, 310448, 349254, 368657, 388060, 407463, 465672, 543284, 582090, 679105, 698508, 737314, 776120, 814926, 873135, 931344, 1086568, 1105971, 1164180, 1222389, 1358210, 1397016, 1474628, 1552240, 1629852, 1746270, 1843285, 2037315, 2173136, 2211942, 2328360, 2444778, 2580599, 2716420, 2794032, 2949256, 3259704, 3317913, 3492540, 3686570, 4074630, 4423884, 4656720, 4889556, 5161198, 5432840, 5529855, 5898512, 6111945, 6519408, 6635826, 6985080, 7373140, 7741797, 8149260, 8847768, 9779112, 10322396, 10865680, 11059710, 12223890, 12902995, 13271652, 13970160, 14746280, 15483594, 16298520, 16589565, 17695536, 19558224, 20644792, 22119420, 23225391, 24447780, 25805990, 26543304, 29492560, 30967188, 32597040, 33179130, 38708985, 41289584, 44238840, 46450782, 48895560, 51611980, 53086608, 61934376, 66358260, 77417970, 88477680, 92901564, 97791120, 103223960, 116126955, 123868752, 132716520, 154835940, 185803128, 206447920, 232253910, 265433040, 309671880, 371606256, 464507820, 619343760, 929015640, 1858031280]

約数ペア:

[(1, 1858031280), (2, 929015640), (3, 619343760), (4, 464507820), (5, 371606256), (6, 309671880), (7, 265433040), (8, 232253910), (9, 206447920), (10, 185803128), (12, 154835940), (14, 132716520), (15, 123868752), (16, 116126955), (18, 103223960), (19, 97791120), (20, 92901564), (21, 88477680), (24, 77417970), (28, 66358260), (30, 61934376), (35, 53086608), (36, 51611980), (38, 48895560), (40, 46450782), (42, 44238840), (45, 41289584), (48, 38708985), (56, 33179130), (57, 32597040), (60, 30967188), (63, 29492560), (70, 26543304), (72, 25805990), (76, 24447780), (80, 23225391), (84, 22119420), (90, 20644792), (95, 19558224), (105, 17695536), (112, 16589565), (114, 16298520), (120, 15483594), (126, 14746280), (133, 13970160), (140, 13271652), (144, 12902995), (152, 12223890), (168, 11059710), (171, 10865680), (180, 10322396), (190, 9779112), (210, 8847768), (228, 8149260), (240, 7741797), (252, 7373140), (266, 6985080), (280, 6635826), (285, 6519408), (304, 6111945), (315, 5898512), (336, 5529855), (342, 5432840), (360, 5161198), (380, 4889556), (399, 4656720), (420, 4423884), (456, 4074630), (504, 3686570), (532, 3492540), (560, 3317913), (570, 3259704), (630, 2949256), (665, 2794032), (684, 2716420), (720, 2580599), (760, 2444778), (798, 2328360), (840, 2211942), (855, 2173136), (912, 2037315), (1008, 1843285), (1064, 1746270), (1140, 1629852), (1197, 1552240), (1260, 1474628), (1330, 1397016), (1368, 1358210), (1520, 1222389), (1596, 1164180), (1680, 1105971), (1710, 1086568), (1995, 931344), (2128, 873135), (2280, 814926), (2394, 776120), (2520, 737314), (2660, 698508), (2736, 679105), (3192, 582090), (3420, 543284), (3990, 465672), (4560, 407463), (4788, 388060), (5040, 368657), (5320, 349254), (5985, 310448), (6384, 291045), (6840, 271642), (7980, 232836), (9576, 194030), (10640, 174627), (11970, 155224), (13680, 135821), (15960, 116418), (19152, 97015), (19403, 95760), (23940, 77612), (31920, 58209), (38806, 47880)]