387515128

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:298

約数の個数: 192

約数和(自身を含む): 1029611520

約数和(自身を除く): 642096392

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 49, 52, 56, 62, 77, 88, 91, 98, 104, 124, 143, 154, 182, 196, 217, 223, 248, 286, 308, 341, 364, 392, 403, 434, 446, 539, 572, 616, 637, 682, 728, 806, 868, 892, 1001, 1078, 1144, 1274, 1364, 1519, 1561, 1612, 1736, 1784, 2002, 2156, 2387, 2453, 2548, 2728, 2821, 2899, 3038, 3122, 3224, 4004, 4312, 4433, 4774, 4906, 5096, 5642, 5798, 6076, 6244, 6913, 7007, 8008, 8866, 9548, 9812, 10927, 11284, 11596, 12152, 12488, 13826, 14014, 16709, 17171, 17732, 19096, 19624, 19747, 20293, 21854, 22568, 23192, 27652, 28028, 31031, 31889, 33418, 34342, 35464, 39494, 40586, 43708, 48391, 55304, 56056, 62062, 63778, 66836, 68684, 76043, 78988, 81172, 87416, 89869, 96782, 120197, 124124, 127556, 133672, 137368, 142051, 152086, 157976, 162344, 179738, 193564, 217217, 223223, 240394, 248248, 255112, 284102, 304172, 338737, 359476, 387128, 434434, 446446, 480788, 532301, 568204, 608344, 629083, 677474, 718952, 868868, 892892, 961576, 988559, 1064602, 1136408, 1258166, 1354948, 1562561, 1737736, 1785784, 1977118, 2129204, 2516332, 2709896, 3125122, 3726107, 3954236, 4258408, 4403581, 5032664, 6250244, 6919913, 7452214, 7908472, 8807162, 12500488, 13839826, 14904428, 17614324, 27679652, 29808856, 35228648, 48439391, 55359304, 96878782, 193757564, 387515128]

約数ペア:

[(1, 387515128), (2, 193757564), (4, 96878782), (7, 55359304), (8, 48439391), (11, 35228648), (13, 29808856), (14, 27679652), (22, 17614324), (26, 14904428), (28, 13839826), (31, 12500488), (44, 8807162), (49, 7908472), (52, 7452214), (56, 6919913), (62, 6250244), (77, 5032664), (88, 4403581), (91, 4258408), (98, 3954236), (104, 3726107), (124, 3125122), (143, 2709896), (154, 2516332), (182, 2129204), (196, 1977118), (217, 1785784), (223, 1737736), (248, 1562561), (286, 1354948), (308, 1258166), (341, 1136408), (364, 1064602), (392, 988559), (403, 961576), (434, 892892), (446, 868868), (539, 718952), (572, 677474), (616, 629083), (637, 608344), (682, 568204), (728, 532301), (806, 480788), (868, 446446), (892, 434434), (1001, 387128), (1078, 359476), (1144, 338737), (1274, 304172), (1364, 284102), (1519, 255112), (1561, 248248), (1612, 240394), (1736, 223223), (1784, 217217), (2002, 193564), (2156, 179738), (2387, 162344), (2453, 157976), (2548, 152086), (2728, 142051), (2821, 137368), (2899, 133672), (3038, 127556), (3122, 124124), (3224, 120197), (4004, 96782), (4312, 89869), (4433, 87416), (4774, 81172), (4906, 78988), (5096, 76043), (5642, 68684), (5798, 66836), (6076, 63778), (6244, 62062), (6913, 56056), (7007, 55304), (8008, 48391), (8866, 43708), (9548, 40586), (9812, 39494), (10927, 35464), (11284, 34342), (11596, 33418), (12152, 31889), (12488, 31031), (13826, 28028), (14014, 27652), (16709, 23192), (17171, 22568), (17732, 21854), (19096, 20293), (19624, 19747)]