489742920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1657}}^1$

素因数の和:2495

約数の個数: 96

約数和(自身を含む): 1594564920

約数和(自身を除く): 1104822000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 821, 1642, 1657, 2463, 3284, 3314, 4105, 4926, 4971, 6568, 6628, 7389, 8210, 8285, 9852, 9942, 12315, 13256, 14778, 14913, 16420, 16570, 19704, 19884, 24630, 24855, 29556, 29826, 32840, 33140, 36945, 39768, 49260, 49710, 59112, 59652, 66280, 73890, 74565, 98520, 99420, 119304, 147780, 149130, 198840, 295560, 298260, 596520, 1360397, 2720794, 4081191, 5441588, 6801985, 8162382, 10883176, 12243573, 13603970, 16324764, 20405955, 24487146, 27207940, 32649528, 40811910, 48974292, 54415880, 61217865, 81623820, 97948584, 122435730, 163247640, 244871460, 489742920]

約数ペア:

[(1, 489742920), (2, 244871460), (3, 163247640), (4, 122435730), (5, 97948584), (6, 81623820), (8, 61217865), (9, 54415880), (10, 48974292), (12, 40811910), (15, 32649528), (18, 27207940), (20, 24487146), (24, 20405955), (30, 16324764), (36, 13603970), (40, 12243573), (45, 10883176), (60, 8162382), (72, 6801985), (90, 5441588), (120, 4081191), (180, 2720794), (360, 1360397), (821, 596520), (1642, 298260), (1657, 295560), (2463, 198840), (3284, 149130), (3314, 147780), (4105, 119304), (4926, 99420), (4971, 98520), (6568, 74565), (6628, 73890), (7389, 66280), (8210, 59652), (8285, 59112), (9852, 49710), (9942, 49260), (12315, 39768), (13256, 36945), (14778, 33140), (14913, 32840), (16420, 29826), (16570, 29556), (19704, 24855), (19884, 24630)]