421451730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:433

約数の個数: 192

約数和(自身を含む): 1333013760

約数和(自身を除く): 911562030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 137, 171, 190, 210, 257, 266, 274, 285, 315, 342, 399, 411, 514, 570, 630, 665, 685, 771, 798, 822, 855, 959, 1197, 1233, 1285, 1330, 1370, 1542, 1710, 1799, 1918, 1995, 2055, 2313, 2394, 2466, 2570, 2603, 2877, 3598, 3855, 3990, 4110, 4626, 4795, 4883, 5206, 5397, 5754, 5985, 6165, 7710, 7809, 8631, 8995, 9590, 9766, 10794, 11565, 11970, 12330, 13015, 14385, 14649, 15618, 16191, 17262, 17990, 18221, 23130, 23427, 24415, 26030, 26985, 28770, 29298, 32382, 34181, 35209, 36442, 39045, 43155, 43947, 46854, 48830, 53970, 54663, 68362, 70418, 73245, 78090, 80955, 86310, 87894, 91105, 102543, 105627, 109326, 117135, 146490, 161910, 163989, 170905, 176045, 182210, 205086, 211254, 219735, 234270, 246463, 273315, 307629, 316881, 327978, 341810, 352090, 439470, 492926, 512715, 528135, 546630, 615258, 633762, 668971, 739389, 819945, 1025430, 1056270, 1232315, 1337942, 1478778, 1538145, 1584405, 1639890, 2006913, 2218167, 2464630, 3076290, 3168810, 3344855, 3696945, 4013826, 4436334, 4682797, 6020739, 6689710, 7393890, 9365594, 10034565, 11090835, 12041478, 14048391, 20069130, 22181670, 23413985, 28096782, 30103695, 42145173, 46827970, 60207390, 70241955, 84290346, 140483910, 210725865, 421451730]

約数ペア:

[(1, 421451730), (2, 210725865), (3, 140483910), (5, 84290346), (6, 70241955), (7, 60207390), (9, 46827970), (10, 42145173), (14, 30103695), (15, 28096782), (18, 23413985), (19, 22181670), (21, 20069130), (30, 14048391), (35, 12041478), (38, 11090835), (42, 10034565), (45, 9365594), (57, 7393890), (63, 6689710), (70, 6020739), (90, 4682797), (95, 4436334), (105, 4013826), (114, 3696945), (126, 3344855), (133, 3168810), (137, 3076290), (171, 2464630), (190, 2218167), (210, 2006913), (257, 1639890), (266, 1584405), (274, 1538145), (285, 1478778), (315, 1337942), (342, 1232315), (399, 1056270), (411, 1025430), (514, 819945), (570, 739389), (630, 668971), (665, 633762), (685, 615258), (771, 546630), (798, 528135), (822, 512715), (855, 492926), (959, 439470), (1197, 352090), (1233, 341810), (1285, 327978), (1330, 316881), (1370, 307629), (1542, 273315), (1710, 246463), (1799, 234270), (1918, 219735), (1995, 211254), (2055, 205086), (2313, 182210), (2394, 176045), (2466, 170905), (2570, 163989), (2603, 161910), (2877, 146490), (3598, 117135), (3855, 109326), (3990, 105627), (4110, 102543), (4626, 91105), (4795, 87894), (4883, 86310), (5206, 80955), (5397, 78090), (5754, 73245), (5985, 70418), (6165, 68362), (7710, 54663), (7809, 53970), (8631, 48830), (8995, 46854), (9590, 43947), (9766, 43155), (10794, 39045), (11565, 36442), (11970, 35209), (12330, 34181), (13015, 32382), (14385, 29298), (14649, 28770), (15618, 26985), (16191, 26030), (17262, 24415), (17990, 23427), (18221, 23130)]