128474640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:351

約数の個数: 320

約数和(自身を含む): 524966400

約数和(自身を除く): 396491760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 29, 30, 35, 36, 40, 42, 45, 48, 54, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 108, 112, 116, 120, 126, 135, 140, 144, 145, 168, 174, 180, 189, 203, 210, 216, 232, 240, 252, 261, 270, 280, 290, 293, 315, 336, 348, 360, 378, 406, 420, 432, 435, 464, 504, 522, 540, 560, 580, 586, 609, 630, 696, 720, 756, 783, 812, 840, 870, 879, 945, 1008, 1015, 1044, 1080, 1160, 1172, 1218, 1260, 1305, 1392, 1465, 1512, 1566, 1624, 1680, 1740, 1758, 1827, 1890, 2030, 2051, 2088, 2160, 2320, 2344, 2436, 2520, 2610, 2637, 2930, 3024, 3045, 3132, 3248, 3480, 3516, 3654, 3780, 3915, 4060, 4102, 4176, 4395, 4688, 4872, 5040, 5220, 5274, 5481, 5860, 6090, 6153, 6264, 6960, 7032, 7308, 7560, 7830, 7911, 8120, 8204, 8497, 8790, 9135, 9744, 10255, 10440, 10548, 10962, 11720, 12180, 12306, 12528, 13185, 14064, 14616, 15120, 15660, 15822, 16240, 16408, 16994, 17580, 18270, 18459, 20510, 20880, 21096, 21924, 23440, 24360, 24612, 25491, 26370, 27405, 29232, 30765, 31320, 31644, 32816, 33988, 35160, 36540, 36918, 39555, 41020, 42192, 42485, 43848, 48720, 49224, 50982, 52740, 54810, 55377, 59479, 61530, 62640, 63288, 67976, 70320, 73080, 73836, 76473, 79110, 82040, 84970, 87696, 92295, 98448, 101964, 105480, 109620, 110754, 118958, 123060, 126576, 127455, 135952, 146160, 147672, 152946, 158220, 164080, 169940, 178437, 184590, 203928, 210960, 219240, 221508, 229419, 237916, 246120, 254910, 276885, 295344, 297395, 305892, 316440, 339880, 356874, 369180, 382365, 407856, 438480, 443016, 458838, 475832, 492240, 509820, 535311, 553770, 594790, 611784, 632880, 679760, 713748, 738360, 764730, 886032, 892185, 917676, 951664, 1019640, 1070622, 1107540, 1147095, 1189580, 1223568, 1427496, 1476720, 1529460, 1605933, 1784370, 1835352, 2039280, 2141244, 2215080, 2294190, 2379160, 2676555, 2854992, 3058920, 3211866, 3568740, 3670704, 4282488, 4430160, 4588380, 4758320, 5353110, 6117840, 6423732, 7137480, 8029665, 8564976, 9176760, 10706220, 12847464, 14274960, 16059330, 18353520, 21412440, 25694928, 32118660, 42824880, 64237320, 128474640]

約数ペア:

[(1, 128474640), (2, 64237320), (3, 42824880), (4, 32118660), (5, 25694928), (6, 21412440), (7, 18353520), (8, 16059330), (9, 14274960), (10, 12847464), (12, 10706220), (14, 9176760), (15, 8564976), (16, 8029665), (18, 7137480), (20, 6423732), (21, 6117840), (24, 5353110), (27, 4758320), (28, 4588380), (29, 4430160), (30, 4282488), (35, 3670704), (36, 3568740), (40, 3211866), (42, 3058920), (45, 2854992), (48, 2676555), (54, 2379160), (56, 2294190), (58, 2215080), (60, 2141244), (63, 2039280), (70, 1835352), (72, 1784370), (80, 1605933), (84, 1529460), (87, 1476720), (90, 1427496), (105, 1223568), (108, 1189580), (112, 1147095), (116, 1107540), (120, 1070622), (126, 1019640), (135, 951664), (140, 917676), (144, 892185), (145, 886032), (168, 764730), (174, 738360), (180, 713748), (189, 679760), (203, 632880), (210, 611784), (216, 594790), (232, 553770), (240, 535311), (252, 509820), (261, 492240), (270, 475832), (280, 458838), (290, 443016), (293, 438480), (315, 407856), (336, 382365), (348, 369180), (360, 356874), (378, 339880), (406, 316440), (420, 305892), (432, 297395), (435, 295344), (464, 276885), (504, 254910), (522, 246120), (540, 237916), (560, 229419), (580, 221508), (586, 219240), (609, 210960), (630, 203928), (696, 184590), (720, 178437), (756, 169940), (783, 164080), (812, 158220), (840, 152946), (870, 147672), (879, 146160), (945, 135952), (1008, 127455), (1015, 126576), (1044, 123060), (1080, 118958), (1160, 110754), (1172, 109620), (1218, 105480), (1260, 101964), (1305, 98448), (1392, 92295), (1465, 87696), (1512, 84970), (1566, 82040), (1624, 79110), (1680, 76473), (1740, 73836), (1758, 73080), (1827, 70320), (1890, 67976), (2030, 63288), (2051, 62640), (2088, 61530), (2160, 59479), (2320, 55377), (2344, 54810), (2436, 52740), (2520, 50982), (2610, 49224), (2637, 48720), (2930, 43848), (3024, 42485), (3045, 42192), (3132, 41020), (3248, 39555), (3480, 36918), (3516, 36540), (3654, 35160), (3780, 33988), (3915, 32816), (4060, 31644), (4102, 31320), (4176, 30765), (4395, 29232), (4688, 27405), (4872, 26370), (5040, 25491), (5220, 24612), (5274, 24360), (5481, 23440), (5860, 21924), (6090, 21096), (6153, 20880), (6264, 20510), (6960, 18459), (7032, 18270), (7308, 17580), (7560, 16994), (7830, 16408), (7911, 16240), (8120, 15822), (8204, 15660), (8497, 15120), (8790, 14616), (9135, 14064), (9744, 13185), (10255, 12528), (10440, 12306), (10548, 12180), (10962, 11720)]