309037120

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{19709}}^1$

素因数の和:19740

約数の個数: 84

約数和(自身を含む): 856084140

約数和(自身を除く): 547047020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 19709, 39418, 78836, 98545, 137963, 157672, 197090, 275926, 315344, 394180, 551852, 630688, 689815, 788360, 965741, 1103704, 1261376, 1379630, 1576720, 1931482, 2207408, 2759260, 3153440, 3862964, 4414816, 4828705, 5518520, 6306880, 7725928, 8829632, 9657410, 11037040, 15451856, 19314820, 22074080, 30903712, 38629640, 44148160, 61807424, 77259280, 154518560, 309037120]

約数ペア:

[(1, 309037120), (2, 154518560), (4, 77259280), (5, 61807424), (7, 44148160), (8, 38629640), (10, 30903712), (14, 22074080), (16, 19314820), (20, 15451856), (28, 11037040), (32, 9657410), (35, 8829632), (40, 7725928), (49, 6306880), (56, 5518520), (64, 4828705), (70, 4414816), (80, 3862964), (98, 3153440), (112, 2759260), (140, 2207408), (160, 1931482), (196, 1576720), (224, 1379630), (245, 1261376), (280, 1103704), (320, 965741), (392, 788360), (448, 689815), (490, 630688), (560, 551852), (784, 394180), (980, 315344), (1120, 275926), (1568, 197090), (1960, 157672), (2240, 137963), (3136, 98545), (3920, 78836), (7840, 39418), (15680, 19709)]