248194080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{172357}}^1$

素因数の和:172378

約数の個数: 72

約数和(自身を含む): 846967212

約数和(自身を除く): 598773132

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 172357, 344714, 517071, 689428, 861785, 1034142, 1378856, 1551213, 1723570, 2068284, 2585355, 2757712, 3102426, 3447140, 4136568, 5170710, 5515424, 6204852, 6894280, 7756065, 8273136, 10341420, 12409704, 13788560, 15512130, 16546272, 20682840, 24819408, 27577120, 31024260, 41365680, 49638816, 62048520, 82731360, 124097040, 248194080]

約数ペア:

[(1, 248194080), (2, 124097040), (3, 82731360), (4, 62048520), (5, 49638816), (6, 41365680), (8, 31024260), (9, 27577120), (10, 24819408), (12, 20682840), (15, 16546272), (16, 15512130), (18, 13788560), (20, 12409704), (24, 10341420), (30, 8273136), (32, 7756065), (36, 6894280), (40, 6204852), (45, 5515424), (48, 5170710), (60, 4136568), (72, 3447140), (80, 3102426), (90, 2757712), (96, 2585355), (120, 2068284), (144, 1723570), (160, 1551213), (180, 1378856), (240, 1034142), (288, 861785), (360, 689428), (480, 517071), (720, 344714), (1440, 172357)]