20185821120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{4951}}^1$

素因数の和:5139

約数の個数: 224

約数和(自身を含む): 66653761536

約数和(自身を除く): 46467940416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 137, 155, 160, 186, 192, 240, 248, 274, 310, 320, 372, 411, 465, 480, 496, 548, 620, 685, 744, 822, 930, 960, 992, 1096, 1240, 1370, 1488, 1644, 1860, 1984, 2055, 2192, 2480, 2740, 2976, 3288, 3720, 4110, 4247, 4384, 4951, 4960, 5480, 5952, 6576, 7440, 8220, 8494, 8768, 9902, 9920, 10960, 12741, 13152, 14853, 14880, 16440, 16988, 19804, 21235, 21920, 24755, 25482, 26304, 29706, 29760, 32880, 33976, 39608, 42470, 43840, 49510, 50964, 59412, 63705, 65760, 67952, 74265, 79216, 84940, 99020, 101928, 118824, 127410, 131520, 135904, 148530, 153481, 158432, 169880, 198040, 203856, 237648, 254820, 271808, 297060, 306962, 316864, 339760, 396080, 407712, 460443, 475296, 509640, 594120, 613924, 678287, 679520, 767405, 792160, 815424, 920886, 950592, 1019280, 1188240, 1227848, 1356574, 1359040, 1534810, 1584320, 1841772, 2034861, 2038560, 2302215, 2376480, 2455696, 2713148, 3069620, 3391435, 3683544, 4069722, 4077120, 4604430, 4752960, 4911392, 5426296, 6139240, 6782870, 7367088, 8139444, 9208860, 9822784, 10174305, 10852592, 12278480, 13565740, 14734176, 16278888, 18417720, 20348610, 21026897, 21705184, 24556960, 27131480, 29468352, 32557776, 36835440, 40697220, 42053794, 43410368, 49113920, 54262960, 63080691, 65115552, 73670880, 81394440, 84107588, 105134485, 108525920, 126161382, 130231104, 147341760, 162788880, 168215176, 210268970, 217051840, 252322764, 315403455, 325577760, 336430352, 420537940, 504645528, 630806910, 651155520, 672860704, 841075880, 1009291056, 1261613820, 1345721408, 1682151760, 2018582112, 2523227640, 3364303520, 4037164224, 5046455280, 6728607040, 10092910560, 20185821120]

約数ペア:

[(1, 20185821120), (2, 10092910560), (3, 6728607040), (4, 5046455280), (5, 4037164224), (6, 3364303520), (8, 2523227640), (10, 2018582112), (12, 1682151760), (15, 1345721408), (16, 1261613820), (20, 1009291056), (24, 841075880), (30, 672860704), (31, 651155520), (32, 630806910), (40, 504645528), (48, 420537940), (60, 336430352), (62, 325577760), (64, 315403455), (80, 252322764), (93, 217051840), (96, 210268970), (120, 168215176), (124, 162788880), (137, 147341760), (155, 130231104), (160, 126161382), (186, 108525920), (192, 105134485), (240, 84107588), (248, 81394440), (274, 73670880), (310, 65115552), (320, 63080691), (372, 54262960), (411, 49113920), (465, 43410368), (480, 42053794), (496, 40697220), (548, 36835440), (620, 32557776), (685, 29468352), (744, 27131480), (822, 24556960), (930, 21705184), (960, 21026897), (992, 20348610), (1096, 18417720), (1240, 16278888), (1370, 14734176), (1488, 13565740), (1644, 12278480), (1860, 10852592), (1984, 10174305), (2055, 9822784), (2192, 9208860), (2480, 8139444), (2740, 7367088), (2976, 6782870), (3288, 6139240), (3720, 5426296), (4110, 4911392), (4247, 4752960), (4384, 4604430), (4951, 4077120), (4960, 4069722), (5480, 3683544), (5952, 3391435), (6576, 3069620), (7440, 2713148), (8220, 2455696), (8494, 2376480), (8768, 2302215), (9902, 2038560), (9920, 2034861), (10960, 1841772), (12741, 1584320), (13152, 1534810), (14853, 1359040), (14880, 1356574), (16440, 1227848), (16988, 1188240), (19804, 1019280), (21235, 950592), (21920, 920886), (24755, 815424), (25482, 792160), (26304, 767405), (29706, 679520), (29760, 678287), (32880, 613924), (33976, 594120), (39608, 509640), (42470, 475296), (43840, 460443), (49510, 407712), (50964, 396080), (59412, 339760), (63705, 316864), (65760, 306962), (67952, 297060), (74265, 271808), (79216, 254820), (84940, 237648), (99020, 203856), (101928, 198040), (118824, 169880), (127410, 158432), (131520, 153481), (135904, 148530)]