389920356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 1274757120

約数和(自身を除く): 884836764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 31, 36, 37, 38, 42, 57, 62, 63, 71, 74, 76, 84, 93, 111, 114, 124, 126, 133, 142, 148, 171, 186, 213, 217, 222, 228, 252, 259, 266, 279, 284, 333, 342, 372, 399, 426, 434, 444, 497, 518, 532, 558, 589, 639, 651, 666, 684, 703, 777, 798, 852, 868, 994, 1036, 1116, 1147, 1178, 1197, 1278, 1302, 1332, 1349, 1406, 1491, 1554, 1596, 1767, 1953, 1988, 2109, 2201, 2294, 2331, 2356, 2394, 2556, 2604, 2627, 2698, 2812, 2982, 3108, 3441, 3534, 3906, 4047, 4123, 4218, 4402, 4473, 4588, 4662, 4788, 4921, 5254, 5301, 5396, 5964, 6327, 6603, 6882, 7068, 7812, 7881, 8029, 8094, 8246, 8436, 8804, 8946, 9324, 9443, 9842, 10323, 10508, 10602, 12141, 12369, 12654, 13206, 13764, 14763, 15407, 15762, 16058, 16188, 16492, 17892, 18389, 18886, 19684, 19809, 20646, 21204, 21793, 23643, 24087, 24282, 24738, 25308, 26412, 28329, 29526, 30814, 31524, 32116, 36778, 37107, 37772, 39618, 41292, 41819, 43586, 44289, 46221, 47286, 48174, 48564, 49476, 49913, 55167, 56658, 59052, 61628, 65379, 72261, 73556, 74214, 79236, 81437, 83638, 84987, 87172, 88578, 92442, 94572, 96348, 99826, 110334, 113316, 125457, 130758, 138663, 144522, 148428, 149739, 152551, 162874, 165501, 167276, 169974, 177156, 184884, 196137, 199652, 220668, 244311, 250914, 261516, 277326, 289044, 292733, 299478, 305102, 325748, 331002, 339948, 349391, 376371, 392274, 449217, 457653, 488622, 501828, 554652, 570059, 585466, 598956, 610204, 662004, 698782, 732933, 752742, 784548, 878199, 898434, 915306, 977244, 1048173, 1140118, 1170932, 1372959, 1397564, 1465866, 1505484, 1547303, 1710177, 1756398, 1796868, 1830612, 2096346, 2280236, 2634597, 2745918, 2931732, 3094606, 3144519, 3420354, 3512796, 4192692, 4641909, 5130531, 5269194, 5491836, 6189212, 6289038, 6840708, 9283818, 10261062, 10538388, 10831121, 12578076, 13925727, 18567636, 20522124, 21662242, 27851454, 32493363, 43324484, 55702908, 64986726, 97480089, 129973452, 194960178, 389920356]

約数ペア:

[(1, 389920356), (2, 194960178), (3, 129973452), (4, 97480089), (6, 64986726), (7, 55702908), (9, 43324484), (12, 32493363), (14, 27851454), (18, 21662242), (19, 20522124), (21, 18567636), (28, 13925727), (31, 12578076), (36, 10831121), (37, 10538388), (38, 10261062), (42, 9283818), (57, 6840708), (62, 6289038), (63, 6189212), (71, 5491836), (74, 5269194), (76, 5130531), (84, 4641909), (93, 4192692), (111, 3512796), (114, 3420354), (124, 3144519), (126, 3094606), (133, 2931732), (142, 2745918), (148, 2634597), (171, 2280236), (186, 2096346), (213, 1830612), (217, 1796868), (222, 1756398), (228, 1710177), (252, 1547303), (259, 1505484), (266, 1465866), (279, 1397564), (284, 1372959), (333, 1170932), (342, 1140118), (372, 1048173), (399, 977244), (426, 915306), (434, 898434), (444, 878199), (497, 784548), (518, 752742), (532, 732933), (558, 698782), (589, 662004), (639, 610204), (651, 598956), (666, 585466), (684, 570059), (703, 554652), (777, 501828), (798, 488622), (852, 457653), (868, 449217), (994, 392274), (1036, 376371), (1116, 349391), (1147, 339948), (1178, 331002), (1197, 325748), (1278, 305102), (1302, 299478), (1332, 292733), (1349, 289044), (1406, 277326), (1491, 261516), (1554, 250914), (1596, 244311), (1767, 220668), (1953, 199652), (1988, 196137), (2109, 184884), (2201, 177156), (2294, 169974), (2331, 167276), (2356, 165501), (2394, 162874), (2556, 152551), (2604, 149739), (2627, 148428), (2698, 144522), (2812, 138663), (2982, 130758), (3108, 125457), (3441, 113316), (3534, 110334), (3906, 99826), (4047, 96348), (4123, 94572), (4218, 92442), (4402, 88578), (4473, 87172), (4588, 84987), (4662, 83638), (4788, 81437), (4921, 79236), (5254, 74214), (5301, 73556), (5396, 72261), (5964, 65379), (6327, 61628), (6603, 59052), (6882, 56658), (7068, 55167), (7812, 49913), (7881, 49476), (8029, 48564), (8094, 48174), (8246, 47286), (8436, 46221), (8804, 44289), (8946, 43586), (9324, 41819), (9443, 41292), (9842, 39618), (10323, 37772), (10508, 37107), (10602, 36778), (12141, 32116), (12369, 31524), (12654, 30814), (13206, 29526), (13764, 28329), (14763, 26412), (15407, 25308), (15762, 24738), (16058, 24282), (16188, 24087), (16492, 23643), (17892, 21793), (18389, 21204), (18886, 20646), (19684, 19809)]