51392160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:511

約数の個数: 144

約数和(自身を含む): 177788520

約数和(自身を除く): 126396360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 89, 90, 96, 120, 144, 160, 178, 180, 240, 267, 288, 356, 360, 401, 445, 480, 534, 712, 720, 801, 802, 890, 1068, 1203, 1335, 1424, 1440, 1602, 1604, 1780, 2005, 2136, 2406, 2670, 2848, 3204, 3208, 3560, 3609, 4005, 4010, 4272, 4812, 5340, 6015, 6408, 6416, 7120, 7218, 8010, 8020, 8544, 9624, 10680, 12030, 12816, 12832, 14240, 14436, 16020, 16040, 18045, 19248, 21360, 24060, 25632, 28872, 32040, 32080, 35689, 36090, 38496, 42720, 48120, 57744, 64080, 64160, 71378, 72180, 96240, 107067, 115488, 128160, 142756, 144360, 178445, 192480, 214134, 285512, 288720, 321201, 356890, 428268, 535335, 571024, 577440, 642402, 713780, 856536, 1070670, 1142048, 1284804, 1427560, 1606005, 1713072, 2141340, 2569608, 2855120, 3212010, 3426144, 4282680, 5139216, 5710240, 6424020, 8565360, 10278432, 12848040, 17130720, 25696080, 51392160]

約数ペア:

[(1, 51392160), (2, 25696080), (3, 17130720), (4, 12848040), (5, 10278432), (6, 8565360), (8, 6424020), (9, 5710240), (10, 5139216), (12, 4282680), (15, 3426144), (16, 3212010), (18, 2855120), (20, 2569608), (24, 2141340), (30, 1713072), (32, 1606005), (36, 1427560), (40, 1284804), (45, 1142048), (48, 1070670), (60, 856536), (72, 713780), (80, 642402), (89, 577440), (90, 571024), (96, 535335), (120, 428268), (144, 356890), (160, 321201), (178, 288720), (180, 285512), (240, 214134), (267, 192480), (288, 178445), (356, 144360), (360, 142756), (401, 128160), (445, 115488), (480, 107067), (534, 96240), (712, 72180), (720, 71378), (801, 64160), (802, 64080), (890, 57744), (1068, 48120), (1203, 42720), (1335, 38496), (1424, 36090), (1440, 35689), (1602, 32080), (1604, 32040), (1780, 28872), (2005, 25632), (2136, 24060), (2406, 21360), (2670, 19248), (2848, 18045), (3204, 16040), (3208, 16020), (3560, 14436), (3609, 14240), (4005, 12832), (4010, 12816), (4272, 12030), (4812, 10680), (5340, 9624), (6015, 8544), (6408, 8020), (6416, 8010), (7120, 7218)]