251475120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:500

約数の個数: 240

約数和(自身を含む): 925378272

約数和(自身を除く): 673903152

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 67, 72, 78, 80, 90, 104, 117, 120, 130, 134, 144, 156, 180, 195, 201, 208, 234, 240, 260, 268, 312, 335, 360, 390, 401, 402, 468, 520, 536, 585, 603, 624, 670, 720, 780, 802, 804, 871, 936, 1005, 1040, 1072, 1170, 1203, 1206, 1340, 1560, 1604, 1608, 1742, 1872, 2005, 2010, 2340, 2406, 2412, 2613, 2680, 3015, 3120, 3208, 3216, 3484, 3609, 4010, 4020, 4355, 4680, 4812, 4824, 5213, 5226, 5360, 6015, 6030, 6416, 6968, 7218, 7839, 8020, 8040, 8710, 9360, 9624, 9648, 10426, 10452, 12030, 12060, 13065, 13936, 14436, 15639, 15678, 16040, 16080, 17420, 18045, 19248, 20852, 20904, 24060, 24120, 26065, 26130, 26867, 28872, 31278, 31356, 32080, 34840, 36090, 39195, 41704, 41808, 46917, 48120, 48240, 52130, 52260, 53734, 57744, 62556, 62712, 69680, 72180, 78195, 78390, 80601, 83408, 93834, 96240, 104260, 104520, 107468, 125112, 125424, 134335, 144360, 156390, 156780, 161202, 187668, 208520, 209040, 214936, 234585, 241803, 250224, 268670, 288720, 312780, 313560, 322404, 349271, 375336, 403005, 417040, 429872, 469170, 483606, 537340, 625560, 627120, 644808, 698542, 750672, 806010, 938340, 967212, 1047813, 1074680, 1209015, 1251120, 1289616, 1397084, 1612020, 1746355, 1876680, 1934424, 2095626, 2149360, 2418030, 2794168, 3143439, 3224040, 3492710, 3753360, 3868848, 4191252, 4836060, 5239065, 5588336, 6286878, 6448080, 6985420, 8382504, 9672120, 10478130, 12573756, 13970840, 15717195, 16765008, 19344240, 20956260, 25147512, 27941680, 31434390, 41912520, 50295024, 62868780, 83825040, 125737560, 251475120]

約数ペア:

[(1, 251475120), (2, 125737560), (3, 83825040), (4, 62868780), (5, 50295024), (6, 41912520), (8, 31434390), (9, 27941680), (10, 25147512), (12, 20956260), (13, 19344240), (15, 16765008), (16, 15717195), (18, 13970840), (20, 12573756), (24, 10478130), (26, 9672120), (30, 8382504), (36, 6985420), (39, 6448080), (40, 6286878), (45, 5588336), (48, 5239065), (52, 4836060), (60, 4191252), (65, 3868848), (67, 3753360), (72, 3492710), (78, 3224040), (80, 3143439), (90, 2794168), (104, 2418030), (117, 2149360), (120, 2095626), (130, 1934424), (134, 1876680), (144, 1746355), (156, 1612020), (180, 1397084), (195, 1289616), (201, 1251120), (208, 1209015), (234, 1074680), (240, 1047813), (260, 967212), (268, 938340), (312, 806010), (335, 750672), (360, 698542), (390, 644808), (401, 627120), (402, 625560), (468, 537340), (520, 483606), (536, 469170), (585, 429872), (603, 417040), (624, 403005), (670, 375336), (720, 349271), (780, 322404), (802, 313560), (804, 312780), (871, 288720), (936, 268670), (1005, 250224), (1040, 241803), (1072, 234585), (1170, 214936), (1203, 209040), (1206, 208520), (1340, 187668), (1560, 161202), (1604, 156780), (1608, 156390), (1742, 144360), (1872, 134335), (2005, 125424), (2010, 125112), (2340, 107468), (2406, 104520), (2412, 104260), (2613, 96240), (2680, 93834), (3015, 83408), (3120, 80601), (3208, 78390), (3216, 78195), (3484, 72180), (3609, 69680), (4010, 62712), (4020, 62556), (4355, 57744), (4680, 53734), (4812, 52260), (4824, 52130), (5213, 48240), (5226, 48120), (5360, 46917), (6015, 41808), (6030, 41704), (6416, 39195), (6968, 36090), (7218, 34840), (7839, 32080), (8020, 31356), (8040, 31278), (8710, 28872), (9360, 26867), (9624, 26130), (9648, 26065), (10426, 24120), (10452, 24060), (12030, 20904), (12060, 20852), (13065, 19248), (13936, 18045), (14436, 17420), (15639, 16080), (15678, 16040)]