254906280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:568

約数の個数: 192

約数和(自身を含む): 884520000

約数和(自身を除く): 629613720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 83, 90, 95, 114, 120, 152, 166, 171, 180, 190, 228, 249, 285, 332, 342, 360, 380, 415, 449, 456, 498, 570, 664, 684, 747, 760, 830, 855, 898, 996, 1140, 1245, 1347, 1368, 1494, 1577, 1660, 1710, 1796, 1992, 2245, 2280, 2490, 2694, 2988, 3154, 3320, 3420, 3592, 3735, 4041, 4490, 4731, 4980, 5388, 5976, 6308, 6735, 6840, 7470, 7885, 8082, 8531, 8980, 9462, 9960, 10776, 12616, 13470, 14193, 14940, 15770, 16164, 17062, 17960, 18924, 20205, 23655, 25593, 26940, 28386, 29880, 31540, 32328, 34124, 37267, 37848, 40410, 42655, 47310, 51186, 53880, 56772, 63080, 68248, 70965, 74534, 76779, 80820, 85310, 94620, 102372, 111801, 113544, 127965, 141930, 149068, 153558, 161640, 170620, 186335, 189240, 204744, 223602, 255930, 283860, 298136, 307116, 335403, 341240, 372670, 383895, 447204, 511860, 559005, 567720, 614232, 670806, 708073, 745340, 767790, 894408, 1023720, 1118010, 1341612, 1416146, 1490680, 1535580, 1677015, 2124219, 2236020, 2683224, 2832292, 3071160, 3354030, 3540365, 4248438, 4472040, 5664584, 6372657, 6708060, 7080730, 8496876, 10621095, 12745314, 13416120, 14161460, 16993752, 21242190, 25490628, 28322920, 31863285, 42484380, 50981256, 63726570, 84968760, 127453140, 254906280]

約数ペア:

[(1, 254906280), (2, 127453140), (3, 84968760), (4, 63726570), (5, 50981256), (6, 42484380), (8, 31863285), (9, 28322920), (10, 25490628), (12, 21242190), (15, 16993752), (18, 14161460), (19, 13416120), (20, 12745314), (24, 10621095), (30, 8496876), (36, 7080730), (38, 6708060), (40, 6372657), (45, 5664584), (57, 4472040), (60, 4248438), (72, 3540365), (76, 3354030), (83, 3071160), (90, 2832292), (95, 2683224), (114, 2236020), (120, 2124219), (152, 1677015), (166, 1535580), (171, 1490680), (180, 1416146), (190, 1341612), (228, 1118010), (249, 1023720), (285, 894408), (332, 767790), (342, 745340), (360, 708073), (380, 670806), (415, 614232), (449, 567720), (456, 559005), (498, 511860), (570, 447204), (664, 383895), (684, 372670), (747, 341240), (760, 335403), (830, 307116), (855, 298136), (898, 283860), (996, 255930), (1140, 223602), (1245, 204744), (1347, 189240), (1368, 186335), (1494, 170620), (1577, 161640), (1660, 153558), (1710, 149068), (1796, 141930), (1992, 127965), (2245, 113544), (2280, 111801), (2490, 102372), (2694, 94620), (2988, 85310), (3154, 80820), (3320, 76779), (3420, 74534), (3592, 70965), (3735, 68248), (4041, 63080), (4490, 56772), (4731, 53880), (4980, 51186), (5388, 47310), (5976, 42655), (6308, 40410), (6735, 37848), (6840, 37267), (7470, 34124), (7885, 32328), (8082, 31540), (8531, 29880), (8980, 28386), (9462, 26940), (9960, 25593), (10776, 23655), (12616, 20205), (13470, 18924), (14193, 17960), (14940, 17062), (15770, 16164)]