1326571840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{12157}}^1$

素因数の和:12216

約数の個数: 112

約数和(自身を含む): 3557528064

約数和(自身を除く): 2230956224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 682, 704, 880, 992, 1240, 1364, 1705, 1760, 1984, 2480, 2728, 3410, 3520, 4960, 5456, 6820, 9920, 10912, 12157, 13640, 21824, 24314, 27280, 48628, 54560, 60785, 97256, 109120, 121570, 133727, 194512, 243140, 267454, 376867, 389024, 486280, 534908, 668635, 753734, 778048, 972560, 1069816, 1337270, 1507468, 1884335, 1945120, 2139632, 2674540, 3014936, 3768670, 3890240, 4145537, 4279264, 5349080, 6029872, 7537340, 8291074, 8558528, 10698160, 12059744, 15074680, 16582148, 20727685, 21396320, 24119488, 30149360, 33164296, 41455370, 42792640, 60298720, 66328592, 82910740, 120597440, 132657184, 165821480, 265314368, 331642960, 663285920, 1326571840]

約数ペア:

[(1, 1326571840), (2, 663285920), (4, 331642960), (5, 265314368), (8, 165821480), (10, 132657184), (11, 120597440), (16, 82910740), (20, 66328592), (22, 60298720), (31, 42792640), (32, 41455370), (40, 33164296), (44, 30149360), (55, 24119488), (62, 21396320), (64, 20727685), (80, 16582148), (88, 15074680), (110, 12059744), (124, 10698160), (155, 8558528), (160, 8291074), (176, 7537340), (220, 6029872), (248, 5349080), (310, 4279264), (320, 4145537), (341, 3890240), (352, 3768670), (440, 3014936), (496, 2674540), (620, 2139632), (682, 1945120), (704, 1884335), (880, 1507468), (992, 1337270), (1240, 1069816), (1364, 972560), (1705, 778048), (1760, 753734), (1984, 668635), (2480, 534908), (2728, 486280), (3410, 389024), (3520, 376867), (4960, 267454), (5456, 243140), (6820, 194512), (9920, 133727), (10912, 121570), (12157, 109120), (13640, 97256), (21824, 60785), (24314, 54560), (27280, 48628)]