138840240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{683}}^1$

素因数の和:728

約数の個数: 240

約数和(自身を含む): 541465344

約数和(自身を除く): 402625104

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 121, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 242, 264, 280, 308, 330, 336, 363, 385, 420, 440, 462, 484, 528, 560, 605, 616, 660, 683, 726, 770, 840, 847, 880, 924, 968, 1155, 1210, 1232, 1320, 1366, 1452, 1540, 1680, 1694, 1815, 1848, 1936, 2049, 2310, 2420, 2541, 2640, 2732, 2904, 3080, 3388, 3415, 3630, 3696, 4098, 4235, 4620, 4781, 4840, 5082, 5464, 5808, 6160, 6776, 6830, 7260, 7513, 8196, 8470, 9240, 9562, 9680, 10164, 10245, 10928, 12705, 13552, 13660, 14343, 14520, 15026, 16392, 16940, 18480, 19124, 20328, 20490, 22539, 23905, 25410, 27320, 28686, 29040, 30052, 32784, 33880, 37565, 38248, 40656, 40980, 45078, 47810, 50820, 52591, 54640, 57372, 60104, 67760, 71715, 75130, 76496, 81960, 82643, 90156, 95620, 101640, 105182, 112695, 114744, 120208, 143430, 150260, 157773, 163920, 165286, 180312, 191240, 203280, 210364, 225390, 229488, 247929, 262955, 286860, 300520, 315546, 330572, 360624, 382480, 413215, 420728, 450780, 495858, 525910, 573720, 578501, 601040, 631092, 661144, 788865, 826430, 841456, 901560, 991716, 1051820, 1147440, 1157002, 1239645, 1262184, 1322288, 1577730, 1652860, 1735503, 1803120, 1983432, 2103640, 2314004, 2479290, 2524368, 2892505, 3155460, 3305720, 3471006, 3966864, 4207280, 4628008, 4958580, 5785010, 6310920, 6611440, 6942012, 8677515, 9256016, 9917160, 11570020, 12621840, 13884024, 17355030, 19834320, 23140040, 27768048, 34710060, 46280080, 69420120, 138840240]

約数ペア:

[(1, 138840240), (2, 69420120), (3, 46280080), (4, 34710060), (5, 27768048), (6, 23140040), (7, 19834320), (8, 17355030), (10, 13884024), (11, 12621840), (12, 11570020), (14, 9917160), (15, 9256016), (16, 8677515), (20, 6942012), (21, 6611440), (22, 6310920), (24, 5785010), (28, 4958580), (30, 4628008), (33, 4207280), (35, 3966864), (40, 3471006), (42, 3305720), (44, 3155460), (48, 2892505), (55, 2524368), (56, 2479290), (60, 2314004), (66, 2103640), (70, 1983432), (77, 1803120), (80, 1735503), (84, 1652860), (88, 1577730), (105, 1322288), (110, 1262184), (112, 1239645), (120, 1157002), (121, 1147440), (132, 1051820), (140, 991716), (154, 901560), (165, 841456), (168, 826430), (176, 788865), (210, 661144), (220, 631092), (231, 601040), (240, 578501), (242, 573720), (264, 525910), (280, 495858), (308, 450780), (330, 420728), (336, 413215), (363, 382480), (385, 360624), (420, 330572), (440, 315546), (462, 300520), (484, 286860), (528, 262955), (560, 247929), (605, 229488), (616, 225390), (660, 210364), (683, 203280), (726, 191240), (770, 180312), (840, 165286), (847, 163920), (880, 157773), (924, 150260), (968, 143430), (1155, 120208), (1210, 114744), (1232, 112695), (1320, 105182), (1366, 101640), (1452, 95620), (1540, 90156), (1680, 82643), (1694, 81960), (1815, 76496), (1848, 75130), (1936, 71715), (2049, 67760), (2310, 60104), (2420, 57372), (2541, 54640), (2640, 52591), (2732, 50820), (2904, 47810), (3080, 45078), (3388, 40980), (3415, 40656), (3630, 38248), (3696, 37565), (4098, 33880), (4235, 32784), (4620, 30052), (4781, 29040), (4840, 28686), (5082, 27320), (5464, 25410), (5808, 23905), (6160, 22539), (6776, 20490), (6830, 20328), (7260, 19124), (7513, 18480), (8196, 16940), (8470, 16392), (9240, 15026), (9562, 14520), (9680, 14343), (10164, 13660), (10245, 13552), (10928, 12705)]