221566752

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 240

約数和(自身を含む): 750103200

約数和(自身を除く): 528536448

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 32, 33, 36, 38, 44, 48, 54, 57, 66, 72, 76, 81, 88, 96, 99, 108, 114, 132, 144, 152, 162, 171, 176, 198, 209, 216, 228, 264, 288, 297, 304, 324, 342, 352, 396, 409, 418, 432, 456, 513, 528, 594, 608, 627, 648, 684, 792, 818, 836, 864, 891, 912, 1026, 1056, 1188, 1227, 1254, 1296, 1368, 1539, 1584, 1636, 1672, 1782, 1824, 1881, 2052, 2376, 2454, 2508, 2592, 2736, 3078, 3168, 3272, 3344, 3564, 3681, 3762, 4104, 4499, 4752, 4908, 5016, 5472, 5643, 6156, 6544, 6688, 7128, 7362, 7524, 7771, 8208, 8998, 9504, 9816, 10032, 11043, 11286, 12312, 13088, 13497, 14256, 14724, 15048, 15542, 16416, 16929, 17996, 19632, 20064, 22086, 22572, 23313, 24624, 26994, 28512, 29448, 30096, 31084, 33129, 33858, 35992, 39264, 40491, 44172, 45144, 46626, 49248, 53988, 58896, 60192, 62168, 66258, 67716, 69939, 71984, 80982, 85481, 88344, 90288, 93252, 107976, 117792, 121473, 124336, 132516, 135432, 139878, 143968, 161964, 170962, 176688, 180576, 186504, 209817, 215952, 242946, 248672, 256443, 265032, 270864, 279756, 323928, 341924, 353376, 364419, 373008, 419634, 431904, 485892, 512886, 530064, 541728, 559512, 629451, 647856, 683848, 728838, 746016, 769329, 839268, 971784, 1025772, 1060128, 1119024, 1258902, 1295712, 1367696, 1457676, 1538658, 1678536, 1943568, 2051544, 2238048, 2307987, 2517804, 2735392, 2915352, 3077316, 3357072, 3887136, 4103088, 4615974, 5035608, 5830704, 6154632, 6714144, 6923961, 8206176, 9231948, 10071216, 11661408, 12309264, 13847922, 18463896, 20142432, 24618528, 27695844, 36927792, 55391688, 73855584, 110783376, 221566752]

約数ペア:

[(1, 221566752), (2, 110783376), (3, 73855584), (4, 55391688), (6, 36927792), (8, 27695844), (9, 24618528), (11, 20142432), (12, 18463896), (16, 13847922), (18, 12309264), (19, 11661408), (22, 10071216), (24, 9231948), (27, 8206176), (32, 6923961), (33, 6714144), (36, 6154632), (38, 5830704), (44, 5035608), (48, 4615974), (54, 4103088), (57, 3887136), (66, 3357072), (72, 3077316), (76, 2915352), (81, 2735392), (88, 2517804), (96, 2307987), (99, 2238048), (108, 2051544), (114, 1943568), (132, 1678536), (144, 1538658), (152, 1457676), (162, 1367696), (171, 1295712), (176, 1258902), (198, 1119024), (209, 1060128), (216, 1025772), (228, 971784), (264, 839268), (288, 769329), (297, 746016), (304, 728838), (324, 683848), (342, 647856), (352, 629451), (396, 559512), (409, 541728), (418, 530064), (432, 512886), (456, 485892), (513, 431904), (528, 419634), (594, 373008), (608, 364419), (627, 353376), (648, 341924), (684, 323928), (792, 279756), (818, 270864), (836, 265032), (864, 256443), (891, 248672), (912, 242946), (1026, 215952), (1056, 209817), (1188, 186504), (1227, 180576), (1254, 176688), (1296, 170962), (1368, 161964), (1539, 143968), (1584, 139878), (1636, 135432), (1672, 132516), (1782, 124336), (1824, 121473), (1881, 117792), (2052, 107976), (2376, 93252), (2454, 90288), (2508, 88344), (2592, 85481), (2736, 80982), (3078, 71984), (3168, 69939), (3272, 67716), (3344, 66258), (3564, 62168), (3681, 60192), (3762, 58896), (4104, 53988), (4499, 49248), (4752, 46626), (4908, 45144), (5016, 44172), (5472, 40491), (5643, 39264), (6156, 35992), (6544, 33858), (6688, 33129), (7128, 31084), (7362, 30096), (7524, 29448), (7771, 28512), (8208, 26994), (8998, 24624), (9504, 23313), (9816, 22572), (10032, 22086), (11043, 20064), (11286, 19632), (12312, 17996), (13088, 16929), (13497, 16416), (14256, 15542), (14724, 15048)]