821180304

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 240

約数和(自身を含む): 2820355200

約数和(自身を除く): 1999174896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 53, 56, 57, 63, 72, 76, 84, 106, 112, 114, 126, 133, 144, 152, 159, 168, 171, 212, 228, 252, 266, 304, 318, 336, 342, 371, 399, 424, 456, 477, 504, 532, 636, 684, 742, 798, 809, 848, 912, 954, 1007, 1008, 1064, 1113, 1197, 1272, 1368, 1484, 1596, 1618, 1908, 2014, 2128, 2226, 2394, 2427, 2544, 2736, 2968, 3021, 3192, 3236, 3339, 3816, 4028, 4452, 4788, 4854, 5663, 5936, 6042, 6384, 6472, 6678, 7049, 7281, 7632, 8056, 8904, 9063, 9576, 9708, 11326, 12084, 12944, 13356, 14098, 14562, 15371, 16112, 16989, 17808, 18126, 19152, 19416, 21147, 22652, 24168, 26712, 28196, 29124, 30742, 33978, 36252, 38832, 42294, 42877, 45304, 46113, 48336, 50967, 53424, 56392, 58248, 61484, 63441, 67956, 72504, 84588, 85754, 90608, 92226, 101934, 107597, 112784, 116496, 122968, 126882, 128631, 135912, 138339, 145008, 169176, 171508, 184452, 203868, 215194, 245936, 253764, 257262, 271824, 276678, 300139, 322791, 338352, 343016, 368904, 385893, 407736, 430388, 507528, 514524, 553356, 600278, 645582, 686032, 737808, 771786, 814663, 815472, 860776, 900417, 968373, 1015056, 1029048, 1106712, 1200556, 1291164, 1543572, 1629326, 1721552, 1800834, 1936746, 2058096, 2213424, 2401112, 2443989, 2582328, 2701251, 3087144, 3258652, 3601668, 3873492, 4802224, 4887978, 5164656, 5402502, 5702641, 6174288, 6517304, 7203336, 7331967, 7746984, 9775956, 10805004, 11405282, 13034608, 14406672, 14663934, 15493968, 17107923, 19551912, 21610008, 22810564, 29327868, 34215846, 39103824, 43220016, 45621128, 51323769, 58655736, 68431692, 91242256, 102647538, 117311472, 136863384, 205295076, 273726768, 410590152, 821180304]

約数ペア:

[(1, 821180304), (2, 410590152), (3, 273726768), (4, 205295076), (6, 136863384), (7, 117311472), (8, 102647538), (9, 91242256), (12, 68431692), (14, 58655736), (16, 51323769), (18, 45621128), (19, 43220016), (21, 39103824), (24, 34215846), (28, 29327868), (36, 22810564), (38, 21610008), (42, 19551912), (48, 17107923), (53, 15493968), (56, 14663934), (57, 14406672), (63, 13034608), (72, 11405282), (76, 10805004), (84, 9775956), (106, 7746984), (112, 7331967), (114, 7203336), (126, 6517304), (133, 6174288), (144, 5702641), (152, 5402502), (159, 5164656), (168, 4887978), (171, 4802224), (212, 3873492), (228, 3601668), (252, 3258652), (266, 3087144), (304, 2701251), (318, 2582328), (336, 2443989), (342, 2401112), (371, 2213424), (399, 2058096), (424, 1936746), (456, 1800834), (477, 1721552), (504, 1629326), (532, 1543572), (636, 1291164), (684, 1200556), (742, 1106712), (798, 1029048), (809, 1015056), (848, 968373), (912, 900417), (954, 860776), (1007, 815472), (1008, 814663), (1064, 771786), (1113, 737808), (1197, 686032), (1272, 645582), (1368, 600278), (1484, 553356), (1596, 514524), (1618, 507528), (1908, 430388), (2014, 407736), (2128, 385893), (2226, 368904), (2394, 343016), (2427, 338352), (2544, 322791), (2736, 300139), (2968, 276678), (3021, 271824), (3192, 257262), (3236, 253764), (3339, 245936), (3816, 215194), (4028, 203868), (4452, 184452), (4788, 171508), (4854, 169176), (5663, 145008), (5936, 138339), (6042, 135912), (6384, 128631), (6472, 126882), (6678, 122968), (7049, 116496), (7281, 112784), (7632, 107597), (8056, 101934), (8904, 92226), (9063, 90608), (9576, 85754), (9708, 84588), (11326, 72504), (12084, 67956), (12944, 63441), (13356, 61484), (14098, 58248), (14562, 56392), (15371, 53424), (16112, 50967), (16989, 48336), (17808, 46113), (18126, 45304), (19152, 42877), (19416, 42294), (21147, 38832), (22652, 36252), (24168, 33978), (26712, 30742), (28196, 29124)]