20120305968

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{33889}}^1$

素因数の和:33960

約数の個数: 240

約数和(自身を含む): 69927270400

約数和(自身を除く): 49806964432

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 31, 36, 38, 42, 48, 56, 57, 62, 63, 72, 76, 84, 93, 112, 114, 124, 126, 133, 144, 152, 168, 171, 186, 217, 228, 248, 252, 266, 279, 304, 336, 342, 372, 399, 434, 456, 496, 504, 532, 558, 589, 651, 684, 744, 798, 868, 912, 1008, 1064, 1116, 1178, 1197, 1302, 1368, 1488, 1596, 1736, 1767, 1953, 2128, 2232, 2356, 2394, 2604, 2736, 3192, 3472, 3534, 3906, 4123, 4464, 4712, 4788, 5208, 5301, 6384, 7068, 7812, 8246, 9424, 9576, 10416, 10602, 12369, 14136, 15624, 16492, 19152, 21204, 24738, 28272, 31248, 32984, 33889, 37107, 42408, 49476, 65968, 67778, 74214, 84816, 98952, 101667, 135556, 148428, 197904, 203334, 237223, 271112, 296856, 305001, 406668, 474446, 542224, 593712, 610002, 643891, 711669, 813336, 948892, 1050559, 1220004, 1287782, 1423338, 1626672, 1897784, 1931673, 2101118, 2135007, 2440008, 2575564, 2846676, 3151677, 3795568, 3863346, 4202236, 4270014, 4507237, 4880016, 5151128, 5693352, 5795019, 6303354, 7353913, 7726692, 8404472, 8540028, 9014474, 9455031, 10302256, 11386704, 11590038, 12606708, 13521711, 14707826, 15453384, 16808944, 17080056, 18028948, 18910062, 19960621, 22061739, 23180076, 25213416, 27043422, 29415652, 30906768, 34160112, 36057896, 37820124, 39921242, 40565133, 44123478, 46360152, 50426832, 54086844, 58831304, 59881863, 66185217, 72115792, 75640248, 79842484, 81130266, 88246956, 92720304, 108173688, 117662608, 119763726, 132370434, 139724347, 151280496, 159684968, 162260532, 176493912, 179645589, 216347376, 239527452, 264740868, 279448694, 319369936, 324521064, 352987824, 359291178, 419173041, 479054904, 529481736, 558897388, 649042128, 718582356, 838346082, 958109808, 1058963472, 1117794776, 1257519123, 1437164712, 1676692164, 2235589552, 2515038246, 2874329424, 3353384328, 5030076492, 6706768656, 10060152984, 20120305968]

約数ペア:

[(1, 20120305968), (2, 10060152984), (3, 6706768656), (4, 5030076492), (6, 3353384328), (7, 2874329424), (8, 2515038246), (9, 2235589552), (12, 1676692164), (14, 1437164712), (16, 1257519123), (18, 1117794776), (19, 1058963472), (21, 958109808), (24, 838346082), (28, 718582356), (31, 649042128), (36, 558897388), (38, 529481736), (42, 479054904), (48, 419173041), (56, 359291178), (57, 352987824), (62, 324521064), (63, 319369936), (72, 279448694), (76, 264740868), (84, 239527452), (93, 216347376), (112, 179645589), (114, 176493912), (124, 162260532), (126, 159684968), (133, 151280496), (144, 139724347), (152, 132370434), (168, 119763726), (171, 117662608), (186, 108173688), (217, 92720304), (228, 88246956), (248, 81130266), (252, 79842484), (266, 75640248), (279, 72115792), (304, 66185217), (336, 59881863), (342, 58831304), (372, 54086844), (399, 50426832), (434, 46360152), (456, 44123478), (496, 40565133), (504, 39921242), (532, 37820124), (558, 36057896), (589, 34160112), (651, 30906768), (684, 29415652), (744, 27043422), (798, 25213416), (868, 23180076), (912, 22061739), (1008, 19960621), (1064, 18910062), (1116, 18028948), (1178, 17080056), (1197, 16808944), (1302, 15453384), (1368, 14707826), (1488, 13521711), (1596, 12606708), (1736, 11590038), (1767, 11386704), (1953, 10302256), (2128, 9455031), (2232, 9014474), (2356, 8540028), (2394, 8404472), (2604, 7726692), (2736, 7353913), (3192, 6303354), (3472, 5795019), (3534, 5693352), (3906, 5151128), (4123, 4880016), (4464, 4507237), (4712, 4270014), (4788, 4202236), (5208, 3863346), (5301, 3795568), (6384, 3151677), (7068, 2846676), (7812, 2575564), (8246, 2440008), (9424, 2135007), (9576, 2101118), (10416, 1931673), (10602, 1897784), (12369, 1626672), (14136, 1423338), (15624, 1287782), (16492, 1220004), (19152, 1050559), (21204, 948892), (24738, 813336), (28272, 711669), (31248, 643891), (32984, 610002), (33889, 593712), (37107, 542224), (42408, 474446), (49476, 406668), (65968, 305001), (67778, 296856), (74214, 271112), (84816, 237223), (98952, 203334), (101667, 197904), (135556, 148428)]