248597370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4297

約数の個数: 128

約数和(自身を含む): 782254080

約数和(自身を除く): 533656710

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 1085, 1302, 1395, 1674, 1890, 1953, 2170, 2790, 3255, 3906, 4185, 4243, 5859, 6510, 8370, 8486, 9765, 11718, 12729, 19530, 21215, 25458, 29295, 29701, 38187, 42430, 58590, 59402, 63645, 76374, 89103, 114561, 127290, 131533, 148505, 178206, 190935, 229122, 263066, 267309, 297010, 381870, 394599, 445515, 534618, 572805, 657665, 789198, 801927, 891030, 920731, 1145610, 1183797, 1315330, 1336545, 1603854, 1841462, 1972995, 2367594, 2673090, 2762193, 3551391, 3945990, 4009635, 4603655, 5524386, 5918985, 7102782, 8019270, 8286579, 9207310, 11837970, 13810965, 16573158, 17756955, 24859737, 27621930, 35513910, 41432895, 49719474, 82865790, 124298685, 248597370]

約数ペア:

[(1, 248597370), (2, 124298685), (3, 82865790), (5, 49719474), (6, 41432895), (7, 35513910), (9, 27621930), (10, 24859737), (14, 17756955), (15, 16573158), (18, 13810965), (21, 11837970), (27, 9207310), (30, 8286579), (31, 8019270), (35, 7102782), (42, 5918985), (45, 5524386), (54, 4603655), (62, 4009635), (63, 3945990), (70, 3551391), (90, 2762193), (93, 2673090), (105, 2367594), (126, 1972995), (135, 1841462), (155, 1603854), (186, 1336545), (189, 1315330), (210, 1183797), (217, 1145610), (270, 920731), (279, 891030), (310, 801927), (315, 789198), (378, 657665), (434, 572805), (465, 534618), (558, 445515), (630, 394599), (651, 381870), (837, 297010), (930, 267309), (945, 263066), (1085, 229122), (1302, 190935), (1395, 178206), (1674, 148505), (1890, 131533), (1953, 127290), (2170, 114561), (2790, 89103), (3255, 76374), (3906, 63645), (4185, 59402), (4243, 58590), (5859, 42430), (6510, 38187), (8370, 29701), (8486, 29295), (9765, 25458), (11718, 21215), (12729, 19530)]