638483793648

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{16741}}^1$

素因数の和:16892

約数の個数: 240

約数和(自身を含む): 1822369646592

約数和(自身を除く): 1183885852944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 38, 48, 57, 62, 71, 76, 93, 114, 124, 142, 152, 186, 213, 228, 248, 284, 304, 361, 372, 426, 456, 496, 568, 589, 722, 744, 852, 912, 1083, 1136, 1178, 1349, 1444, 1488, 1704, 1767, 2166, 2201, 2356, 2698, 2888, 3408, 3534, 4047, 4332, 4402, 4712, 5396, 5776, 6603, 7068, 8094, 8664, 8804, 9424, 10792, 11191, 13206, 14136, 16188, 16741, 17328, 17608, 21584, 22382, 25631, 26412, 28272, 32376, 33482, 33573, 35216, 41819, 44764, 50223, 51262, 52824, 64752, 66964, 67146, 76893, 83638, 89528, 100446, 102524, 105648, 125457, 133928, 134292, 153786, 167276, 179056, 200892, 205048, 250914, 267856, 268584, 307572, 318079, 334552, 401784, 410096, 501828, 518971, 537168, 615144, 636158, 669104, 794561, 803568, 954237, 1003656, 1037942, 1188611, 1230288, 1272316, 1556913, 1589122, 1908474, 2007312, 2075884, 2377222, 2383683, 2544632, 3113826, 3178244, 3565833, 3816948, 4151768, 4754444, 4767366, 5089264, 6043501, 6227652, 6356488, 7131666, 7633896, 8303536, 9508888, 9534732, 9860449, 12087002, 12455304, 12712976, 14263332, 15267792, 18130503, 19017776, 19069464, 19720898, 22583609, 24174004, 24910608, 28526664, 29581347, 36261006, 36846941, 38138928, 39441796, 45167218, 48348008, 57053328, 59162694, 67750827, 72522012, 73693882, 78883592, 90334436, 96696016, 110540823, 118325388, 135501654, 145044024, 147387764, 157767184, 180668872, 187348531, 221081646, 236650776, 271003308, 290088048, 294775528, 361337744, 374697062, 429088571, 442163292, 473301552, 542006616, 562045593, 589551056, 700091879, 749394124, 858177142, 884326584, 1084013232, 1124091186, 1287265713, 1400183758, 1498788248, 1716354284, 1768653168, 2100275637, 2248182372, 2574531426, 2800367516, 2997576496, 3432708568, 4200551274, 4496364744, 5149062852, 5600735032, 6865417136, 8401102548, 8992729488, 10298125704, 11201470064, 13301745701, 16802205096, 20596251408, 26603491402, 33604410192, 39905237103, 53206982804, 79810474206, 106413965608, 159620948412, 212827931216, 319241896824, 638483793648]

約数ペア:

[(1, 638483793648), (2, 319241896824), (3, 212827931216), (4, 159620948412), (6, 106413965608), (8, 79810474206), (12, 53206982804), (16, 39905237103), (19, 33604410192), (24, 26603491402), (31, 20596251408), (38, 16802205096), (48, 13301745701), (57, 11201470064), (62, 10298125704), (71, 8992729488), (76, 8401102548), (93, 6865417136), (114, 5600735032), (124, 5149062852), (142, 4496364744), (152, 4200551274), (186, 3432708568), (213, 2997576496), (228, 2800367516), (248, 2574531426), (284, 2248182372), (304, 2100275637), (361, 1768653168), (372, 1716354284), (426, 1498788248), (456, 1400183758), (496, 1287265713), (568, 1124091186), (589, 1084013232), (722, 884326584), (744, 858177142), (852, 749394124), (912, 700091879), (1083, 589551056), (1136, 562045593), (1178, 542006616), (1349, 473301552), (1444, 442163292), (1488, 429088571), (1704, 374697062), (1767, 361337744), (2166, 294775528), (2201, 290088048), (2356, 271003308), (2698, 236650776), (2888, 221081646), (3408, 187348531), (3534, 180668872), (4047, 157767184), (4332, 147387764), (4402, 145044024), (4712, 135501654), (5396, 118325388), (5776, 110540823), (6603, 96696016), (7068, 90334436), (8094, 78883592), (8664, 73693882), (8804, 72522012), (9424, 67750827), (10792, 59162694), (11191, 57053328), (13206, 48348008), (14136, 45167218), (16188, 39441796), (16741, 38138928), (17328, 36846941), (17608, 36261006), (21584, 29581347), (22382, 28526664), (25631, 24910608), (26412, 24174004), (28272, 22583609), (32376, 19720898), (33482, 19069464), (33573, 19017776), (35216, 18130503), (41819, 15267792), (44764, 14263332), (50223, 12712976), (51262, 12455304), (52824, 12087002), (64752, 9860449), (66964, 9534732), (67146, 9508888), (76893, 8303536), (83638, 7633896), (89528, 7131666), (100446, 6356488), (102524, 6227652), (105648, 6043501), (125457, 5089264), (133928, 4767366), (134292, 4754444), (153786, 4151768), (167276, 3816948), (179056, 3565833), (200892, 3178244), (205048, 3113826), (250914, 2544632), (267856, 2383683), (268584, 2377222), (307572, 2075884), (318079, 2007312), (334552, 1908474), (401784, 1589122), (410096, 1556913), (501828, 1272316), (518971, 1230288), (537168, 1188611), (615144, 1037942), (636158, 1003656), (669104, 954237), (794561, 803568)]