20121949584

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^2\times {\mathrm{349}}^1\times {\mathrm{1103}}^1$

素因数の和:1491

約数の個数: 240

約数和(自身を含む): 63725088000

約数和(自身を除く): 43603138416

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 88, 99, 108, 121, 132, 144, 176, 198, 216, 242, 264, 297, 349, 363, 396, 432, 484, 528, 594, 698, 726, 792, 968, 1047, 1089, 1103, 1188, 1396, 1452, 1584, 1936, 2094, 2178, 2206, 2376, 2792, 2904, 3141, 3267, 3309, 3839, 4188, 4356, 4412, 4752, 5584, 5808, 6282, 6534, 6618, 7678, 8376, 8712, 8824, 9423, 9927, 11517, 12133, 12564, 13068, 13236, 15356, 16752, 17424, 17648, 18846, 19854, 23034, 24266, 25128, 26136, 26472, 29781, 30712, 34551, 36399, 37692, 39708, 42229, 46068, 48532, 50256, 52272, 52944, 59562, 61424, 69102, 72798, 75384, 79416, 84458, 92136, 97064, 103653, 109197, 119124, 126687, 133463, 138204, 145596, 150768, 158832, 168916, 184272, 194128, 207306, 218394, 238248, 253374, 266926, 276408, 291192, 327591, 337832, 380061, 384947, 400389, 414612, 436788, 476496, 506748, 533852, 552816, 582384, 655182, 675664, 760122, 769894, 800778, 829224, 873576, 1013496, 1067704, 1140183, 1154841, 1201167, 1310364, 1520244, 1539788, 1601556, 1658448, 1747152, 2026992, 2135408, 2280366, 2309682, 2402334, 2620728, 3040488, 3079576, 3203112, 3464523, 3603501, 4234417, 4560732, 4619364, 4804668, 5241456, 6080976, 6159152, 6406224, 6929046, 7207002, 8468834, 9121464, 9238728, 9609336, 10393569, 12703251, 13858092, 14414004, 16937668, 18242928, 18477456, 19218672, 20787138, 25406502, 27716184, 28828008, 33875336, 38109753, 41574276, 46578587, 50813004, 55432368, 57656016, 67750672, 76219506, 83148552, 93157174, 101626008, 114329259, 139735761, 152439012, 166297104, 186314348, 203252016, 228658518, 279471522, 304878024, 372628696, 419207283, 457317036, 558943044, 609756048, 745257392, 838414566, 914634072, 1117886088, 1257621849, 1676829132, 1829268144, 2235772176, 2515243698, 3353658264, 5030487396, 6707316528, 10060974792, 20121949584]

約数ペア:

[(1, 20121949584), (2, 10060974792), (3, 6707316528), (4, 5030487396), (6, 3353658264), (8, 2515243698), (9, 2235772176), (11, 1829268144), (12, 1676829132), (16, 1257621849), (18, 1117886088), (22, 914634072), (24, 838414566), (27, 745257392), (33, 609756048), (36, 558943044), (44, 457317036), (48, 419207283), (54, 372628696), (66, 304878024), (72, 279471522), (88, 228658518), (99, 203252016), (108, 186314348), (121, 166297104), (132, 152439012), (144, 139735761), (176, 114329259), (198, 101626008), (216, 93157174), (242, 83148552), (264, 76219506), (297, 67750672), (349, 57656016), (363, 55432368), (396, 50813004), (432, 46578587), (484, 41574276), (528, 38109753), (594, 33875336), (698, 28828008), (726, 27716184), (792, 25406502), (968, 20787138), (1047, 19218672), (1089, 18477456), (1103, 18242928), (1188, 16937668), (1396, 14414004), (1452, 13858092), (1584, 12703251), (1936, 10393569), (2094, 9609336), (2178, 9238728), (2206, 9121464), (2376, 8468834), (2792, 7207002), (2904, 6929046), (3141, 6406224), (3267, 6159152), (3309, 6080976), (3839, 5241456), (4188, 4804668), (4356, 4619364), (4412, 4560732), (4752, 4234417), (5584, 3603501), (5808, 3464523), (6282, 3203112), (6534, 3079576), (6618, 3040488), (7678, 2620728), (8376, 2402334), (8712, 2309682), (8824, 2280366), (9423, 2135408), (9927, 2026992), (11517, 1747152), (12133, 1658448), (12564, 1601556), (13068, 1539788), (13236, 1520244), (15356, 1310364), (16752, 1201167), (17424, 1154841), (17648, 1140183), (18846, 1067704), (19854, 1013496), (23034, 873576), (24266, 829224), (25128, 800778), (26136, 769894), (26472, 760122), (29781, 675664), (30712, 655182), (34551, 582384), (36399, 552816), (37692, 533852), (39708, 506748), (42229, 476496), (46068, 436788), (48532, 414612), (50256, 400389), (52272, 384947), (52944, 380061), (59562, 337832), (61424, 327591), (69102, 291192), (72798, 276408), (75384, 266926), (79416, 253374), (84458, 238248), (92136, 218394), (97064, 207306), (103653, 194128), (109197, 184272), (119124, 168916), (126687, 158832), (133463, 150768), (138204, 145596)]