221279520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5987}}^1$

素因数の和:6023

約数の個数: 192

約数和(自身を含む): 869170176

約数和(自身を除く): 647890656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 132, 140, 154, 160, 165, 168, 176, 210, 220, 224, 231, 240, 264, 280, 308, 330, 336, 352, 385, 420, 440, 462, 480, 528, 560, 616, 660, 672, 770, 840, 880, 924, 1056, 1120, 1155, 1232, 1320, 1540, 1680, 1760, 1848, 2310, 2464, 2640, 3080, 3360, 3696, 4620, 5280, 5987, 6160, 7392, 9240, 11974, 12320, 17961, 18480, 23948, 29935, 35922, 36960, 41909, 47896, 59870, 65857, 71844, 83818, 89805, 95792, 119740, 125727, 131714, 143688, 167636, 179610, 191584, 197571, 209545, 239480, 251454, 263428, 287376, 329285, 335272, 359220, 395142, 419090, 460999, 478960, 502908, 526856, 574752, 628635, 658570, 670544, 718440, 790284, 838180, 921998, 957920, 987855, 1005816, 1053712, 1257270, 1317140, 1341088, 1382997, 1436880, 1580568, 1676360, 1843996, 1975710, 2011632, 2107424, 2304995, 2514540, 2634280, 2765994, 2873760, 3161136, 3352720, 3687992, 3951420, 4023264, 4609990, 5029080, 5268560, 5531988, 6322272, 6705440, 6914985, 7375984, 7902840, 9219980, 10058160, 10537120, 11063976, 13829970, 14751968, 15805680, 18439960, 20116320, 22127952, 27659940, 31611360, 36879920, 44255904, 55319880, 73759840, 110639760, 221279520]

約数ペア:

[(1, 221279520), (2, 110639760), (3, 73759840), (4, 55319880), (5, 44255904), (6, 36879920), (7, 31611360), (8, 27659940), (10, 22127952), (11, 20116320), (12, 18439960), (14, 15805680), (15, 14751968), (16, 13829970), (20, 11063976), (21, 10537120), (22, 10058160), (24, 9219980), (28, 7902840), (30, 7375984), (32, 6914985), (33, 6705440), (35, 6322272), (40, 5531988), (42, 5268560), (44, 5029080), (48, 4609990), (55, 4023264), (56, 3951420), (60, 3687992), (66, 3352720), (70, 3161136), (77, 2873760), (80, 2765994), (84, 2634280), (88, 2514540), (96, 2304995), (105, 2107424), (110, 2011632), (112, 1975710), (120, 1843996), (132, 1676360), (140, 1580568), (154, 1436880), (160, 1382997), (165, 1341088), (168, 1317140), (176, 1257270), (210, 1053712), (220, 1005816), (224, 987855), (231, 957920), (240, 921998), (264, 838180), (280, 790284), (308, 718440), (330, 670544), (336, 658570), (352, 628635), (385, 574752), (420, 526856), (440, 502908), (462, 478960), (480, 460999), (528, 419090), (560, 395142), (616, 359220), (660, 335272), (672, 329285), (770, 287376), (840, 263428), (880, 251454), (924, 239480), (1056, 209545), (1120, 197571), (1155, 191584), (1232, 179610), (1320, 167636), (1540, 143688), (1680, 131714), (1760, 125727), (1848, 119740), (2310, 95792), (2464, 89805), (2640, 83818), (3080, 71844), (3360, 65857), (3696, 59870), (4620, 47896), (5280, 41909), (5987, 36960), (6160, 35922), (7392, 29935), (9240, 23948), (11974, 18480), (12320, 17961)]