388123488

素因数分解:

$2^5\times 3^5\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 288

約数和(自身を含む): 1254839040

約数和(自身を除く): 866715552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 37, 38, 48, 54, 57, 71, 72, 74, 76, 81, 96, 108, 111, 114, 142, 144, 148, 152, 162, 171, 213, 216, 222, 228, 243, 284, 288, 296, 304, 324, 333, 342, 426, 432, 444, 456, 486, 513, 568, 592, 608, 639, 648, 666, 684, 703, 852, 864, 888, 912, 972, 999, 1026, 1136, 1184, 1278, 1296, 1332, 1349, 1368, 1406, 1539, 1704, 1776, 1824, 1917, 1944, 1998, 2052, 2109, 2272, 2556, 2592, 2627, 2664, 2698, 2736, 2812, 2997, 3078, 3408, 3552, 3834, 3888, 3996, 4047, 4104, 4218, 4617, 5112, 5254, 5328, 5396, 5472, 5624, 5751, 5994, 6156, 6327, 6816, 7668, 7776, 7881, 7992, 8094, 8208, 8436, 8991, 9234, 10224, 10508, 10656, 10792, 11248, 11502, 11988, 12141, 12312, 12654, 15336, 15762, 15984, 16188, 16416, 16872, 17253, 17982, 18468, 18981, 20448, 21016, 21584, 22496, 23004, 23643, 23976, 24282, 24624, 25308, 30672, 31524, 31968, 32376, 33744, 34506, 35964, 36423, 36936, 37962, 42032, 43168, 46008, 47286, 47952, 48564, 49248, 49913, 50616, 56943, 61344, 63048, 64752, 67488, 69012, 70929, 71928, 72846, 73872, 75924, 84064, 92016, 94572, 95904, 97128, 99826, 101232, 109269, 113886, 126096, 129504, 138024, 141858, 143856, 145692, 147744, 149739, 151848, 170829, 184032, 189144, 194256, 199652, 202464, 212787, 218538, 227772, 252192, 276048, 283716, 287712, 291384, 299478, 303696, 327807, 341658, 378288, 388512, 399304, 425574, 437076, 449217, 455544, 552096, 567432, 582768, 598956, 607392, 638361, 655614, 683316, 756576, 798608, 851148, 874152, 898434, 911088, 1134864, 1165536, 1197912, 1276722, 1311228, 1347651, 1366632, 1597216, 1702296, 1748304, 1796868, 1822176, 2269728, 2395824, 2553444, 2622456, 2695302, 2733264, 3404592, 3496608, 3593736, 4042953, 4791648, 5106888, 5244912, 5390604, 5466528, 6809184, 7187472, 8085906, 10213776, 10489824, 10781208, 12128859, 14374944, 16171812, 20427552, 21562416, 24257718, 32343624, 43124832, 48515436, 64687248, 97030872, 129374496, 194061744, 388123488]

約数ペア:

[(1, 388123488), (2, 194061744), (3, 129374496), (4, 97030872), (6, 64687248), (8, 48515436), (9, 43124832), (12, 32343624), (16, 24257718), (18, 21562416), (19, 20427552), (24, 16171812), (27, 14374944), (32, 12128859), (36, 10781208), (37, 10489824), (38, 10213776), (48, 8085906), (54, 7187472), (57, 6809184), (71, 5466528), (72, 5390604), (74, 5244912), (76, 5106888), (81, 4791648), (96, 4042953), (108, 3593736), (111, 3496608), (114, 3404592), (142, 2733264), (144, 2695302), (148, 2622456), (152, 2553444), (162, 2395824), (171, 2269728), (213, 1822176), (216, 1796868), (222, 1748304), (228, 1702296), (243, 1597216), (284, 1366632), (288, 1347651), (296, 1311228), (304, 1276722), (324, 1197912), (333, 1165536), (342, 1134864), (426, 911088), (432, 898434), (444, 874152), (456, 851148), (486, 798608), (513, 756576), (568, 683316), (592, 655614), (608, 638361), (639, 607392), (648, 598956), (666, 582768), (684, 567432), (703, 552096), (852, 455544), (864, 449217), (888, 437076), (912, 425574), (972, 399304), (999, 388512), (1026, 378288), (1136, 341658), (1184, 327807), (1278, 303696), (1296, 299478), (1332, 291384), (1349, 287712), (1368, 283716), (1406, 276048), (1539, 252192), (1704, 227772), (1776, 218538), (1824, 212787), (1917, 202464), (1944, 199652), (1998, 194256), (2052, 189144), (2109, 184032), (2272, 170829), (2556, 151848), (2592, 149739), (2627, 147744), (2664, 145692), (2698, 143856), (2736, 141858), (2812, 138024), (2997, 129504), (3078, 126096), (3408, 113886), (3552, 109269), (3834, 101232), (3888, 99826), (3996, 97128), (4047, 95904), (4104, 94572), (4218, 92016), (4617, 84064), (5112, 75924), (5254, 73872), (5328, 72846), (5396, 71928), (5472, 70929), (5624, 69012), (5751, 67488), (5994, 64752), (6156, 63048), (6327, 61344), (6816, 56943), (7668, 50616), (7776, 49913), (7881, 49248), (7992, 48564), (8094, 47952), (8208, 47286), (8436, 46008), (8991, 43168), (9234, 42032), (10224, 37962), (10508, 36936), (10656, 36423), (10792, 35964), (11248, 34506), (11502, 33744), (11988, 32376), (12141, 31968), (12312, 31524), (12654, 30672), (15336, 25308), (15762, 24624), (15984, 24282), (16188, 23976), (16416, 23643), (16872, 23004), (17253, 22496), (17982, 21584), (18468, 21016), (18981, 20448)]