2221219840

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:226

約数の個数: 224

約数和(自身を含む): 6240743424

約数和(自身を除く): 4019523584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 127, 128, 140, 160, 224, 244, 254, 256, 280, 305, 320, 427, 448, 488, 508, 512, 560, 610, 635, 640, 854, 889, 896, 976, 1016, 1024, 1120, 1220, 1270, 1280, 1708, 1778, 1792, 1952, 2032, 2048, 2135, 2240, 2440, 2540, 2560, 3416, 3556, 3584, 3904, 4064, 4096, 4270, 4445, 4480, 4880, 5080, 5120, 6832, 7112, 7168, 7747, 7808, 8128, 8192, 8540, 8890, 8960, 9760, 10160, 10240, 13664, 14224, 14336, 15494, 15616, 16256, 17080, 17780, 17920, 19520, 20320, 20480, 27328, 28448, 28672, 30988, 31232, 32512, 34160, 35560, 35840, 38735, 39040, 40640, 40960, 54229, 54656, 56896, 57344, 61976, 62464, 65024, 68320, 71120, 71680, 77470, 78080, 81280, 108458, 109312, 113792, 123952, 124928, 130048, 136640, 142240, 143360, 154940, 156160, 162560, 216916, 218624, 227584, 247904, 249856, 260096, 271145, 273280, 284480, 286720, 309880, 312320, 325120, 433832, 437248, 455168, 495808, 499712, 520192, 542290, 546560, 568960, 619760, 624640, 650240, 867664, 874496, 910336, 991616, 1040384, 1084580, 1093120, 1137920, 1239520, 1249280, 1300480, 1735328, 1748992, 1820672, 1983232, 2169160, 2186240, 2275840, 2479040, 2498560, 2600960, 3470656, 3497984, 3641344, 3966464, 4338320, 4372480, 4551680, 4958080, 5201920, 6941312, 7282688, 7932928, 8676640, 8744960, 9103360, 9916160, 13882624, 15865856, 17353280, 17489920, 18206720, 19832320, 27765248, 31731712, 34706560, 36413440, 39664640, 55530496, 63463424, 69413120, 79329280, 111060992, 138826240, 158658560, 222121984, 277652480, 317317120, 444243968, 555304960, 1110609920, 2221219840]

約数ペア:

[(1, 2221219840), (2, 1110609920), (4, 555304960), (5, 444243968), (7, 317317120), (8, 277652480), (10, 222121984), (14, 158658560), (16, 138826240), (20, 111060992), (28, 79329280), (32, 69413120), (35, 63463424), (40, 55530496), (56, 39664640), (61, 36413440), (64, 34706560), (70, 31731712), (80, 27765248), (112, 19832320), (122, 18206720), (127, 17489920), (128, 17353280), (140, 15865856), (160, 13882624), (224, 9916160), (244, 9103360), (254, 8744960), (256, 8676640), (280, 7932928), (305, 7282688), (320, 6941312), (427, 5201920), (448, 4958080), (488, 4551680), (508, 4372480), (512, 4338320), (560, 3966464), (610, 3641344), (635, 3497984), (640, 3470656), (854, 2600960), (889, 2498560), (896, 2479040), (976, 2275840), (1016, 2186240), (1024, 2169160), (1120, 1983232), (1220, 1820672), (1270, 1748992), (1280, 1735328), (1708, 1300480), (1778, 1249280), (1792, 1239520), (1952, 1137920), (2032, 1093120), (2048, 1084580), (2135, 1040384), (2240, 991616), (2440, 910336), (2540, 874496), (2560, 867664), (3416, 650240), (3556, 624640), (3584, 619760), (3904, 568960), (4064, 546560), (4096, 542290), (4270, 520192), (4445, 499712), (4480, 495808), (4880, 455168), (5080, 437248), (5120, 433832), (6832, 325120), (7112, 312320), (7168, 309880), (7747, 286720), (7808, 284480), (8128, 273280), (8192, 271145), (8540, 260096), (8890, 249856), (8960, 247904), (9760, 227584), (10160, 218624), (10240, 216916), (13664, 162560), (14224, 156160), (14336, 154940), (15494, 143360), (15616, 142240), (16256, 136640), (17080, 130048), (17780, 124928), (17920, 123952), (19520, 113792), (20320, 109312), (20480, 108458), (27328, 81280), (28448, 78080), (28672, 77470), (30988, 71680), (31232, 71120), (32512, 68320), (34160, 65024), (35560, 62464), (35840, 61976), (38735, 57344), (39040, 56896), (40640, 54656), (40960, 54229)]