20121969168

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{11833}}^1$

素因数の和:12102

約数の個数: 180

約数和(自身を含む): 65784992988

約数和(自身を除く): 45663023820

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 241, 252, 294, 336, 392, 441, 482, 504, 588, 723, 784, 882, 964, 1008, 1176, 1446, 1687, 1764, 1928, 2169, 2352, 2892, 3374, 3528, 3856, 4338, 5061, 5784, 6748, 7056, 8676, 10122, 11568, 11809, 11833, 13496, 15183, 17352, 20244, 23618, 23666, 26992, 30366, 34704, 35427, 35499, 40488, 47236, 47332, 60732, 70854, 70998, 80976, 82831, 94472, 94664, 106281, 106497, 121464, 141708, 141996, 165662, 188944, 189328, 212562, 212994, 242928, 248493, 283416, 283992, 331324, 425124, 425988, 496986, 566832, 567984, 579817, 662648, 745479, 850248, 851976, 993972, 1159634, 1325296, 1490958, 1700496, 1703952, 1739451, 1987944, 2319268, 2851753, 2981916, 3478902, 3975888, 4638536, 5218353, 5703506, 5963832, 6957804, 8555259, 9277072, 10436706, 11407012, 11927664, 13915608, 17110518, 19962271, 20873412, 22814024, 25665777, 27831216, 34221036, 39924542, 41746824, 45628048, 51331554, 59886813, 68442072, 79849084, 83493648, 102663108, 119773626, 136884144, 139735897, 159698168, 179660439, 205326216, 239547252, 279471794, 319396336, 359320878, 410652432, 419207691, 479094504, 558943588, 718641756, 838415382, 958189008, 1117887176, 1257623073, 1437283512, 1676830764, 2235774352, 2515246146, 2874567024, 3353661528, 5030492292, 6707323056, 10060984584, 20121969168]

約数ペア:

[(1, 20121969168), (2, 10060984584), (3, 6707323056), (4, 5030492292), (6, 3353661528), (7, 2874567024), (8, 2515246146), (9, 2235774352), (12, 1676830764), (14, 1437283512), (16, 1257623073), (18, 1117887176), (21, 958189008), (24, 838415382), (28, 718641756), (36, 558943588), (42, 479094504), (48, 419207691), (49, 410652432), (56, 359320878), (63, 319396336), (72, 279471794), (84, 239547252), (98, 205326216), (112, 179660439), (126, 159698168), (144, 139735897), (147, 136884144), (168, 119773626), (196, 102663108), (241, 83493648), (252, 79849084), (294, 68442072), (336, 59886813), (392, 51331554), (441, 45628048), (482, 41746824), (504, 39924542), (588, 34221036), (723, 27831216), (784, 25665777), (882, 22814024), (964, 20873412), (1008, 19962271), (1176, 17110518), (1446, 13915608), (1687, 11927664), (1764, 11407012), (1928, 10436706), (2169, 9277072), (2352, 8555259), (2892, 6957804), (3374, 5963832), (3528, 5703506), (3856, 5218353), (4338, 4638536), (5061, 3975888), (5784, 3478902), (6748, 2981916), (7056, 2851753), (8676, 2319268), (10122, 1987944), (11568, 1739451), (11809, 1703952), (11833, 1700496), (13496, 1490958), (15183, 1325296), (17352, 1159634), (20244, 993972), (23618, 851976), (23666, 850248), (26992, 745479), (30366, 662648), (34704, 579817), (35427, 567984), (35499, 566832), (40488, 496986), (47236, 425988), (47332, 425124), (60732, 331324), (70854, 283992), (70998, 283416), (80976, 248493), (82831, 242928), (94472, 212994), (94664, 212562), (106281, 189328), (106497, 188944), (121464, 165662), (141708, 141996)]