222242720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 639830016

約数和(自身を除く): 417587296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 140, 148, 155, 160, 173, 185, 217, 224, 248, 259, 280, 296, 310, 346, 370, 434, 496, 518, 560, 592, 620, 692, 740, 865, 868, 992, 1036, 1085, 1120, 1147, 1184, 1211, 1240, 1295, 1384, 1480, 1730, 1736, 2072, 2170, 2294, 2422, 2480, 2590, 2768, 2960, 3460, 3472, 4144, 4340, 4588, 4844, 4960, 5180, 5363, 5536, 5735, 5920, 6055, 6401, 6920, 6944, 8029, 8288, 8680, 9176, 9688, 10360, 10726, 11470, 12110, 12802, 13840, 16058, 17360, 18352, 19376, 20720, 21452, 22940, 24220, 25604, 26815, 27680, 32005, 32116, 34720, 36704, 37541, 38752, 40145, 41440, 42904, 44807, 45880, 48440, 51208, 53630, 64010, 64232, 75082, 80290, 85808, 89614, 91760, 96880, 102416, 107260, 128020, 128464, 150164, 160580, 171616, 179228, 183520, 187705, 193760, 198431, 204832, 214520, 224035, 256040, 256928, 300328, 321160, 358456, 375410, 396862, 429040, 448070, 512080, 600656, 642320, 716912, 750820, 793724, 858080, 896140, 992155, 1024160, 1201312, 1284640, 1389017, 1433824, 1501640, 1587448, 1792280, 1984310, 2778034, 3003280, 3174896, 3584560, 3968620, 5556068, 6006560, 6349792, 6945085, 7169120, 7937240, 11112136, 13890170, 15874480, 22224272, 27780340, 31748960, 44448544, 55560680, 111121360, 222242720]

約数ペア:

[(1, 222242720), (2, 111121360), (4, 55560680), (5, 44448544), (7, 31748960), (8, 27780340), (10, 22224272), (14, 15874480), (16, 13890170), (20, 11112136), (28, 7937240), (31, 7169120), (32, 6945085), (35, 6349792), (37, 6006560), (40, 5556068), (56, 3968620), (62, 3584560), (70, 3174896), (74, 3003280), (80, 2778034), (112, 1984310), (124, 1792280), (140, 1587448), (148, 1501640), (155, 1433824), (160, 1389017), (173, 1284640), (185, 1201312), (217, 1024160), (224, 992155), (248, 896140), (259, 858080), (280, 793724), (296, 750820), (310, 716912), (346, 642320), (370, 600656), (434, 512080), (496, 448070), (518, 429040), (560, 396862), (592, 375410), (620, 358456), (692, 321160), (740, 300328), (865, 256928), (868, 256040), (992, 224035), (1036, 214520), (1085, 204832), (1120, 198431), (1147, 193760), (1184, 187705), (1211, 183520), (1240, 179228), (1295, 171616), (1384, 160580), (1480, 150164), (1730, 128464), (1736, 128020), (2072, 107260), (2170, 102416), (2294, 96880), (2422, 91760), (2480, 89614), (2590, 85808), (2768, 80290), (2960, 75082), (3460, 64232), (3472, 64010), (4144, 53630), (4340, 51208), (4588, 48440), (4844, 45880), (4960, 44807), (5180, 42904), (5363, 41440), (5536, 40145), (5735, 38752), (5920, 37541), (6055, 36704), (6401, 34720), (6920, 32116), (6944, 32005), (8029, 27680), (8288, 26815), (8680, 25604), (9176, 24220), (9688, 22940), (10360, 21452), (10726, 20720), (11470, 19376), (12110, 18352), (12802, 17360), (13840, 16058)]