256589752860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{79579}}^1$

素因数の和:80457

約数の個数: 192

約数和(自身を含む): 913400140800

約数和(自身を除く): 656810387940

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, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 853, 945, 1260, 1706, 1890, 2559, 3412, 3780, 4265, 5118, 5971, 7677, 8530, 10236, 11942, 12795, 15354, 17060, 17913, 23031, 23884, 25590, 29855, 30708, 35826, 38385, 46062, 51180, 53739, 59710, 71652, 76770, 79579, 89565, 92124, 107478, 115155, 119420, 153540, 159158, 161217, 179130, 214956, 230310, 238737, 268695, 318316, 322434, 358260, 397895, 460620, 477474, 537390, 557053, 644868, 716211, 795790, 806085, 954948, 1074780, 1114106, 1193685, 1432422, 1591580, 1612170, 1671159, 2148633, 2228212, 2387370, 2785265, 2864844, 3224340, 3342318, 3581055, 4297266, 4774740, 5013477, 5570530, 6684636, 7162110, 8355795, 8594532, 10026954, 10743165, 11141060, 14324220, 15040431, 16711590, 20053908, 21486330, 25067385, 30080862, 33423180, 42972660, 50134770, 60161724, 67880887, 75202155, 100269540, 135761774, 150404310, 203642661, 271523548, 300808620, 339404435, 407285322, 475166209, 610927983, 678808870, 814570644, 950332418, 1018213305, 1221855966, 1357617740, 1425498627, 1832783949, 1900664836, 2036426610, 2375831045, 2443711932, 2850997254, 3054639915, 3665567898, 4072853220, 4276495881, 4751662090, 5701994508, 6109279830, 7127493135, 7331135796, 8552991762, 9163919745, 9503324180, 12218559660, 12829487643, 14254986270, 17105983524, 18327839490, 21382479405, 25658975286, 28509972540, 36655678980, 42764958810, 51317950572, 64147438215, 85529917620, 128294876430, 256589752860]

約数ペア:

[(1, 256589752860), (2, 128294876430), (3, 85529917620), (4, 64147438215), (5, 51317950572), (6, 42764958810), (7, 36655678980), (9, 28509972540), (10, 25658975286), (12, 21382479405), (14, 18327839490), (15, 17105983524), (18, 14254986270), (20, 12829487643), (21, 12218559660), (27, 9503324180), (28, 9163919745), (30, 8552991762), (35, 7331135796), (36, 7127493135), (42, 6109279830), (45, 5701994508), (54, 4751662090), (60, 4276495881), (63, 4072853220), (70, 3665567898), (84, 3054639915), (90, 2850997254), (105, 2443711932), (108, 2375831045), (126, 2036426610), (135, 1900664836), (140, 1832783949), (180, 1425498627), (189, 1357617740), (210, 1221855966), (252, 1018213305), (270, 950332418), (315, 814570644), (378, 678808870), (420, 610927983), (540, 475166209), (630, 407285322), (756, 339404435), (853, 300808620), (945, 271523548), (1260, 203642661), (1706, 150404310), (1890, 135761774), (2559, 100269540), (3412, 75202155), (3780, 67880887), (4265, 60161724), (5118, 50134770), (5971, 42972660), (7677, 33423180), (8530, 30080862), (10236, 25067385), (11942, 21486330), (12795, 20053908), (15354, 16711590), (17060, 15040431), (17913, 14324220), (23031, 11141060), (23884, 10743165), (25590, 10026954), (29855, 8594532), (30708, 8355795), (35826, 7162110), (38385, 6684636), (46062, 5570530), (51180, 5013477), (53739, 4774740), (59710, 4297266), (71652, 3581055), (76770, 3342318), (79579, 3224340), (89565, 2864844), (92124, 2785265), (107478, 2387370), (115155, 2228212), (119420, 2148633), (153540, 1671159), (159158, 1612170), (161217, 1591580), (179130, 1432422), (214956, 1193685), (230310, 1114106), (238737, 1074780), (268695, 954948), (318316, 806085), (322434, 795790), (358260, 716211), (397895, 644868), (460620, 557053), (477474, 537390)]