1620640872

素因数分解:

$2^3\times 3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 384

約数和(自身を含む): 5307120000

約数和(自身を除く): 3686479128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 27, 29, 34, 36, 38, 51, 54, 57, 58, 68, 72, 76, 81, 87, 89, 102, 108, 114, 116, 136, 152, 153, 162, 171, 174, 178, 204, 216, 228, 232, 243, 261, 267, 306, 323, 324, 342, 348, 356, 408, 456, 459, 486, 493, 513, 522, 534, 551, 612, 646, 648, 684, 696, 712, 783, 801, 918, 969, 972, 986, 1026, 1044, 1068, 1102, 1224, 1292, 1368, 1377, 1479, 1513, 1539, 1566, 1602, 1653, 1691, 1836, 1938, 1944, 1972, 2052, 2088, 2136, 2204, 2349, 2403, 2581, 2584, 2754, 2907, 2958, 3026, 3078, 3132, 3204, 3306, 3382, 3672, 3876, 3944, 4104, 4131, 4408, 4437, 4539, 4617, 4698, 4806, 4959, 5073, 5162, 5508, 5814, 5916, 6052, 6156, 6264, 6408, 6612, 6764, 7047, 7209, 7743, 7752, 8262, 8721, 8874, 9078, 9234, 9367, 9396, 9612, 9918, 10146, 10324, 11016, 11628, 11832, 12104, 12312, 13224, 13311, 13528, 13617, 14094, 14418, 14877, 15219, 15486, 16524, 17442, 17748, 18156, 18468, 18734, 18792, 19224, 19836, 20292, 20648, 21627, 23229, 23256, 26163, 26622, 27234, 28101, 28188, 28747, 28836, 29754, 30438, 30972, 33048, 34884, 35496, 36312, 36936, 37468, 39672, 39933, 40584, 40851, 43254, 43877, 44631, 45657, 46458, 49039, 52326, 53244, 54468, 56202, 56376, 57494, 57672, 59508, 60876, 61944, 69687, 69768, 74936, 78489, 79866, 81702, 84303, 86241, 86508, 87754, 89262, 91314, 92916, 98078, 104652, 106488, 108936, 112404, 114988, 119016, 119799, 121752, 122553, 131631, 133893, 136971, 139374, 147117, 156978, 159732, 163404, 168606, 172482, 173016, 175508, 178524, 182628, 185832, 196156, 209061, 209304, 224808, 229976, 239598, 245106, 252909, 258723, 263262, 267786, 273942, 278748, 294234, 313956, 319464, 326808, 337212, 344964, 351016, 357048, 365256, 367659, 392312, 394893, 410913, 418122, 441351, 479196, 490212, 505818, 517446, 526524, 535572, 547884, 557496, 588468, 627183, 627912, 674424, 689928, 735318, 758727, 776169, 789786, 821826, 833663, 836244, 882702, 958392, 980424, 1011636, 1034892, 1053048, 1071144, 1095768, 1176936, 1184679, 1254366, 1324053, 1470636, 1517454, 1552338, 1579572, 1643652, 1667326, 1672488, 1765404, 2023272, 2069784, 2276181, 2328507, 2369358, 2500989, 2508732, 2648106, 2941272, 3034908, 3104676, 3159144, 3287304, 3334652, 3530808, 3554037, 3972159, 4552362, 4657014, 4738716, 5001978, 5017464, 5296212, 6069816, 6209352, 6669304, 6985521, 7108074, 7502967, 7944318, 9104724, 9314028, 9477432, 10003956, 10592424, 10662111, 11916477, 13971042, 14216148, 15005934, 15888636, 18209448, 18628056, 20007912, 21324222, 22508901, 23832954, 27942084, 28432296, 30011868, 31777272, 42648444, 45017802, 47665908, 55884168, 60023736, 67526703, 85296888, 90035604, 95331816, 135053406, 180071208, 202580109, 270106812, 405160218, 540213624, 810320436, 1620640872]

約数ペア:

[(1, 1620640872), (2, 810320436), (3, 540213624), (4, 405160218), (6, 270106812), (8, 202580109), (9, 180071208), (12, 135053406), (17, 95331816), (18, 90035604), (19, 85296888), (24, 67526703), (27, 60023736), (29, 55884168), (34, 47665908), (36, 45017802), (38, 42648444), (51, 31777272), (54, 30011868), (57, 28432296), (58, 27942084), (68, 23832954), (72, 22508901), (76, 21324222), (81, 20007912), (87, 18628056), (89, 18209448), (102, 15888636), (108, 15005934), (114, 14216148), (116, 13971042), (136, 11916477), (152, 10662111), (153, 10592424), (162, 10003956), (171, 9477432), (174, 9314028), (178, 9104724), (204, 7944318), (216, 7502967), (228, 7108074), (232, 6985521), (243, 6669304), (261, 6209352), (267, 6069816), (306, 5296212), (323, 5017464), (324, 5001978), (342, 4738716), (348, 4657014), (356, 4552362), (408, 3972159), (456, 3554037), (459, 3530808), (486, 3334652), (493, 3287304), (513, 3159144), (522, 3104676), (534, 3034908), (551, 2941272), (612, 2648106), (646, 2508732), (648, 2500989), (684, 2369358), (696, 2328507), (712, 2276181), (783, 2069784), (801, 2023272), (918, 1765404), (969, 1672488), (972, 1667326), (986, 1643652), (1026, 1579572), (1044, 1552338), (1068, 1517454), (1102, 1470636), (1224, 1324053), (1292, 1254366), (1368, 1184679), (1377, 1176936), (1479, 1095768), (1513, 1071144), (1539, 1053048), (1566, 1034892), (1602, 1011636), (1653, 980424), (1691, 958392), (1836, 882702), (1938, 836244), (1944, 833663), (1972, 821826), (2052, 789786), (2088, 776169), (2136, 758727), (2204, 735318), (2349, 689928), (2403, 674424), (2581, 627912), (2584, 627183), (2754, 588468), (2907, 557496), (2958, 547884), (3026, 535572), (3078, 526524), (3132, 517446), (3204, 505818), (3306, 490212), (3382, 479196), (3672, 441351), (3876, 418122), (3944, 410913), (4104, 394893), (4131, 392312), (4408, 367659), (4437, 365256), (4539, 357048), (4617, 351016), (4698, 344964), (4806, 337212), (4959, 326808), (5073, 319464), (5162, 313956), (5508, 294234), (5814, 278748), (5916, 273942), (6052, 267786), (6156, 263262), (6264, 258723), (6408, 252909), (6612, 245106), (6764, 239598), (7047, 229976), (7209, 224808), (7743, 209304), (7752, 209061), (8262, 196156), (8721, 185832), (8874, 182628), (9078, 178524), (9234, 175508), (9367, 173016), (9396, 172482), (9612, 168606), (9918, 163404), (10146, 159732), (10324, 156978), (11016, 147117), (11628, 139374), (11832, 136971), (12104, 133893), (12312, 131631), (13224, 122553), (13311, 121752), (13528, 119799), (13617, 119016), (14094, 114988), (14418, 112404), (14877, 108936), (15219, 106488), (15486, 104652), (16524, 98078), (17442, 92916), (17748, 91314), (18156, 89262), (18468, 87754), (18734, 86508), (18792, 86241), (19224, 84303), (19836, 81702), (20292, 79866), (20648, 78489), (21627, 74936), (23229, 69768), (23256, 69687), (26163, 61944), (26622, 60876), (27234, 59508), (28101, 57672), (28188, 57494), (28747, 56376), (28836, 56202), (29754, 54468), (30438, 53244), (30972, 52326), (33048, 49039), (34884, 46458), (35496, 45657), (36312, 44631), (36936, 43877), (37468, 43254), (39672, 40851), (39933, 40584)]