287527380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:438

約数の個数: 192

約数和(自身を含む): 979292160

約数和(自身を除く): 691764780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 137, 140, 190, 210, 228, 263, 266, 274, 285, 380, 399, 411, 420, 526, 532, 548, 570, 665, 685, 789, 798, 822, 959, 1052, 1140, 1315, 1330, 1370, 1578, 1596, 1644, 1841, 1918, 1995, 2055, 2603, 2630, 2660, 2740, 2877, 3156, 3682, 3836, 3945, 3990, 4110, 4795, 4997, 5206, 5260, 5523, 5754, 7364, 7809, 7890, 7980, 8220, 9205, 9590, 9994, 10412, 11046, 11508, 13015, 14385, 14991, 15618, 15780, 18221, 18410, 19180, 19988, 22092, 24985, 26030, 27615, 28770, 29982, 31236, 34979, 36031, 36442, 36820, 39045, 49970, 52060, 54663, 55230, 57540, 59964, 69958, 72062, 72884, 74955, 78090, 91105, 99940, 104937, 108093, 109326, 110460, 139916, 144124, 149910, 156180, 174895, 180155, 182210, 209874, 216186, 218652, 252217, 273315, 299820, 349790, 360310, 364420, 419748, 432372, 504434, 524685, 540465, 546630, 684589, 699580, 720620, 756651, 1008868, 1049370, 1080930, 1093260, 1261085, 1369178, 1513302, 2053767, 2098740, 2161860, 2522170, 2738356, 3026604, 3422945, 3783255, 4107534, 4792123, 5044340, 6845890, 7566510, 8215068, 9584246, 10268835, 13691780, 14376369, 15133020, 19168492, 20537670, 23960615, 28752738, 41075340, 47921230, 57505476, 71881845, 95842460, 143763690, 287527380]

約数ペア:

[(1, 287527380), (2, 143763690), (3, 95842460), (4, 71881845), (5, 57505476), (6, 47921230), (7, 41075340), (10, 28752738), (12, 23960615), (14, 20537670), (15, 19168492), (19, 15133020), (20, 14376369), (21, 13691780), (28, 10268835), (30, 9584246), (35, 8215068), (38, 7566510), (42, 6845890), (57, 5044340), (60, 4792123), (70, 4107534), (76, 3783255), (84, 3422945), (95, 3026604), (105, 2738356), (114, 2522170), (133, 2161860), (137, 2098740), (140, 2053767), (190, 1513302), (210, 1369178), (228, 1261085), (263, 1093260), (266, 1080930), (274, 1049370), (285, 1008868), (380, 756651), (399, 720620), (411, 699580), (420, 684589), (526, 546630), (532, 540465), (548, 524685), (570, 504434), (665, 432372), (685, 419748), (789, 364420), (798, 360310), (822, 349790), (959, 299820), (1052, 273315), (1140, 252217), (1315, 218652), (1330, 216186), (1370, 209874), (1578, 182210), (1596, 180155), (1644, 174895), (1841, 156180), (1918, 149910), (1995, 144124), (2055, 139916), (2603, 110460), (2630, 109326), (2660, 108093), (2740, 104937), (2877, 99940), (3156, 91105), (3682, 78090), (3836, 74955), (3945, 72884), (3990, 72062), (4110, 69958), (4795, 59964), (4997, 57540), (5206, 55230), (5260, 54663), (5523, 52060), (5754, 49970), (7364, 39045), (7809, 36820), (7890, 36442), (7980, 36031), (8220, 34979), (9205, 31236), (9590, 29982), (9994, 28770), (10412, 27615), (11046, 26030), (11508, 24985), (13015, 22092), (14385, 19988), (14991, 19180), (15618, 18410), (15780, 18221)]