487177740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{42961}}^1$

素因数の和:42989

約数の個数: 120

約数和(自身を含む): 1746663072

約数和(自身を除く): 1259485332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 42961, 85922, 128883, 171844, 214805, 257766, 300727, 386649, 429610, 515532, 601454, 644415, 773298, 859220, 902181, 1159947, 1202908, 1288830, 1503635, 1546596, 1804362, 1933245, 2319894, 2577660, 2706543, 3007270, 3479841, 3608724, 3866490, 4510905, 4639788, 5413086, 5799735, 6014540, 6959682, 7732980, 8119629, 9021810, 10826172, 11599470, 13532715, 13919364, 16239258, 17399205, 18043620, 23198940, 24358887, 27065430, 32478516, 34798410, 40598145, 48717774, 54130860, 69596820, 81196290, 97435548, 121794435, 162392580, 243588870, 487177740]

約数ペア:

[(1, 487177740), (2, 243588870), (3, 162392580), (4, 121794435), (5, 97435548), (6, 81196290), (7, 69596820), (9, 54130860), (10, 48717774), (12, 40598145), (14, 34798410), (15, 32478516), (18, 27065430), (20, 24358887), (21, 23198940), (27, 18043620), (28, 17399205), (30, 16239258), (35, 13919364), (36, 13532715), (42, 11599470), (45, 10826172), (54, 9021810), (60, 8119629), (63, 7732980), (70, 6959682), (81, 6014540), (84, 5799735), (90, 5413086), (105, 4639788), (108, 4510905), (126, 3866490), (135, 3608724), (140, 3479841), (162, 3007270), (180, 2706543), (189, 2577660), (210, 2319894), (252, 1933245), (270, 1804362), (315, 1546596), (324, 1503635), (378, 1288830), (405, 1202908), (420, 1159947), (540, 902181), (567, 859220), (630, 773298), (756, 644415), (810, 601454), (945, 515532), (1134, 429610), (1260, 386649), (1620, 300727), (1890, 257766), (2268, 214805), (2835, 171844), (3780, 128883), (5670, 85922), (11340, 42961)]