2018297800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:408

約数の個数: 192

約数和(自身を含む): 5289840000

約数和(自身を除く): 3271542200

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 85, 95, 100, 136, 152, 157, 170, 190, 199, 200, 314, 323, 340, 380, 398, 425, 475, 628, 646, 680, 760, 785, 796, 850, 950, 995, 1256, 1292, 1570, 1592, 1615, 1700, 1900, 1990, 2584, 2669, 2983, 3140, 3230, 3383, 3400, 3781, 3800, 3925, 3980, 4975, 5338, 5966, 6280, 6460, 6766, 7562, 7850, 7960, 8075, 9950, 10676, 11932, 12920, 13345, 13532, 14915, 15124, 15700, 16150, 16915, 18905, 19900, 21352, 23864, 26690, 27064, 29830, 30248, 31243, 31400, 32300, 33830, 37810, 39800, 50711, 53380, 59660, 62486, 64277, 64600, 66725, 67660, 74575, 75620, 84575, 94525, 101422, 106760, 119320, 124972, 128554, 133450, 135320, 149150, 151240, 156215, 169150, 189050, 202844, 249944, 253555, 257108, 266900, 298300, 312430, 321385, 338300, 378100, 405688, 507110, 514216, 531131, 533800, 593617, 596600, 624860, 642770, 676600, 756200, 781075, 1014220, 1062262, 1187234, 1249720, 1267775, 1285540, 1562150, 1606925, 2028440, 2124524, 2374468, 2535550, 2571080, 2655655, 2968085, 3124300, 3213850, 4249048, 4748936, 5071100, 5311310, 5936170, 6248600, 6427700, 10091489, 10142200, 10622620, 11872340, 12855400, 13278275, 14840425, 20182978, 21245240, 23744680, 26556550, 29680850, 40365956, 50457445, 53113100, 59361700, 80731912, 100914890, 106226200, 118723400, 201829780, 252287225, 403659560, 504574450, 1009148900, 2018297800]

約数ペア:

[(1, 2018297800), (2, 1009148900), (4, 504574450), (5, 403659560), (8, 252287225), (10, 201829780), (17, 118723400), (19, 106226200), (20, 100914890), (25, 80731912), (34, 59361700), (38, 53113100), (40, 50457445), (50, 40365956), (68, 29680850), (76, 26556550), (85, 23744680), (95, 21245240), (100, 20182978), (136, 14840425), (152, 13278275), (157, 12855400), (170, 11872340), (190, 10622620), (199, 10142200), (200, 10091489), (314, 6427700), (323, 6248600), (340, 5936170), (380, 5311310), (398, 5071100), (425, 4748936), (475, 4249048), (628, 3213850), (646, 3124300), (680, 2968085), (760, 2655655), (785, 2571080), (796, 2535550), (850, 2374468), (950, 2124524), (995, 2028440), (1256, 1606925), (1292, 1562150), (1570, 1285540), (1592, 1267775), (1615, 1249720), (1700, 1187234), (1900, 1062262), (1990, 1014220), (2584, 781075), (2669, 756200), (2983, 676600), (3140, 642770), (3230, 624860), (3383, 596600), (3400, 593617), (3781, 533800), (3800, 531131), (3925, 514216), (3980, 507110), (4975, 405688), (5338, 378100), (5966, 338300), (6280, 321385), (6460, 312430), (6766, 298300), (7562, 266900), (7850, 257108), (7960, 253555), (8075, 249944), (9950, 202844), (10676, 189050), (11932, 169150), (12920, 156215), (13345, 151240), (13532, 149150), (14915, 135320), (15124, 133450), (15700, 128554), (16150, 124972), (16915, 119320), (18905, 106760), (19900, 101422), (21352, 94525), (23864, 84575), (26690, 75620), (27064, 74575), (29830, 67660), (30248, 66725), (31243, 64600), (31400, 64277), (32300, 62486), (33830, 59660), (37810, 53380), (39800, 50711)]